The Greek word teleioō (τελειόω) means to be brought to completion — reaching the end for which something was always designed, made whole and mature — not mere perfection but fullness of what one was created to be, and carried through to the goal — by the One who began the work, not abandoned in the middle. It is the word Jesus used from the cross: "It is finished."
Devotion
Go deeper
"Looking to Jesus, the founder and perfecter of our faith"
The One Who Finishes · teleiōtēn · G5051 · GREEK
Perfecter, completer — one who brings something to its intended goal; applied uniquely to Jesus as the one who not only began faith but carries it through to its completion.
The writer of Hebrews gives us the only thing that enables us to run with endurance: fixing our eyes on Jesus. Not on our progress, not on our past, not on the crowd. Jesus is called the perfecter of our faith — meaning He is not merely a model for us to imitate but the active Agent who is bringing our faith to completion. He began it; He will finish it. The race isn't finished yet, but the Perfecter is running it with us, and He has never left a work incomplete.
📖 Hebrews 11:32–12:3 · A Cloud of Witnesses and One Face to FindThe Hall of Faith in Hebrews 11 is a stunning crowd: Abel, Enoch, Noah, Abraham, Sarah, Moses, Rahab. Then the writer lists more — Gideon, Barak, Samson, Jephthah, David, Samuel, the prophets. They conquered kingdoms, quenched fire, escaped the sword, received their dead back to life. They were also tortured, imprisoned, stoned, sawn in two.
None of them, the writer says, received what was promised. They died in faith, having seen it only from a distance, and God had something better in mind — that they would not reach perfection apart from us. Their teleioō was bound up with ours.
Now this cloud surrounds us — a stadium full of those who ran the same race, who know what it costs, who are watching and rooting. What do we do with that surrounding presence? The writer says: strip off what slows you down, throw off the sin that entangles, and run. Eyes not on the crowd. Eyes on Jesus.
He is the one who pioneered the path and the one who will perfect the runner. He ran with joy to the cross, endured the shame, and sat down. He didn't stop in the middle. He won't stop with you.
"He who began a good work in you will bring it to completion at the day of Jesus Christ"
The Promise That Finishes · epitelēsei · G2005 · GREEK
To carry through to completion, to accomplish fully — epiteleo is the compound form of telos (goal/end) and epi (upon/fully), meaning to bring something thoroughly to its intended conclusion.
Paul doesn't say "I am confident that you will work hard enough to complete your faith." He says "I am confident of this, that he who began a good work in you will bring it to completion." The subject is God. Teleioō in Philippians 1:6 is not a task assigned to you but a promise made by the one who is doing the work. The good news is not that you can finish what God started — it is that He will. Your role is not to power the completion but to remain in the one who powers it.
📖 Genesis 28:10–22 · The Dream in the Desert He Was Running FromJacob was on the run. He had deceived his father, stolen his brother's blessing, and was fleeing before Esau could make good on his threat to kill him. He stopped to sleep in the desert, using a stone for a pillow. And there, in the hardest night of his life, God showed up.
A ladder reached from earth to heaven, and the angels of God were ascending and descending on it. Above it stood the Lord: "I am the Lord, the God of Abraham your father and the God of Isaac. The land on which you lie I will give to you and to your offspring." Not only the land — God added something Jacob desperately needed to hear: "Behold, I am with you and will keep you wherever you go, and will bring you back to this land. For I will not leave you until I have done what I have promised you."
I will not leave you until I have done what I have promised. Not "until you deserve it." Not "until you figure it out." Until the work is done.
Jacob had done nothing to earn this encounter. He was mid-flight from his own sin. But God found him in the desert, on the worst night, and made a promise to see the work through.
"It is finished"
The Cry of Completion · tetelestai · G5055 · GREEK
It has been completed, it is accomplished — the perfect passive of teleō, expressing a past action with permanent present results. Not "I am dying" but "the work is done, and it stays done."
In the ancient world, tetelestai was stamped on a bill of debt when it was paid in full. Merchants used it. Tax collectors used it. It meant: nothing more owed, account settled, completed. When Jesus cried this from the cross, He was not announcing defeat but declaring the completion of the work He came to do — the debt of human sin stamped PAID, in full, permanently. The Greek perfect tense means it stays finished. It was not a moment that faded. What Jesus declared done from the cross remains done today.
📖 John 19:28–30 · Three Words That Changed EverythingHe had been on the cross for six hours. Before that, the trial through the night, the beatings, the crown of thorns, the procession through Jerusalem with the cross beam on His torn shoulders. At noon, darkness fell. For three hours, something happened in the dark that the gospel writers don't narrate — only that at the end of it, Jesus cried out that God had forsaken Him.
Then, knowing that all things had been accomplished, Jesus said: "I thirst." A soldier soaked a sponge in sour wine and lifted it to His lips. When He had received it, He said it — that single word that in Greek contains everything: Tetelestai.
It is finished. It has been accomplished. The mission is complete. The sacrifice is made. The penalty is paid. The door is opened. The curtain is torn. The debt is satisfied. All of it, condensed into one perfect-tense verb that echoes from that hill into eternity.
Then He bowed His head and gave up His spirit. Not had it taken. Gave it. The one who was finishing the work chose the moment of the finish. And what He chose to finish first — before death — was saying so.
Declarations
- ✦ Jesus is the founder and perfecter of my faith — He will not leave it unfinished. (Hebrews 12:2)
- ✦ He who began a good work in me is faithful to bring it to completion. (Philippians 1:6)
- ✦ The work of the cross is finished — my debt is paid, my access is open. (John 19:30)
- ✦ I press on because Christ has already made me His own. (Philippians 3:12)
Prayer
Father, thank You that the work of Jesus is complete — stamped finished, paid in full, done. And thank You that You haven't stopped working on me. You began this work, and You will see it through. Help me rest in what Christ declared finished while trusting You to keep forming what You started. I am not a failed project. I am Yours, being carried to completion. In Jesus' name, Amen.
Think about it
Where have you been treating the work of Christ as incomplete — adding your striving to what He declared finished? And where have you been giving up on what God hasn't given up on in you?
I will press on today — not in my own striving but in the confidence that the one who began this work will finish it.
Open my personal devotional →Want daily reminders on your phone? Get the Witness Health app.