John 11:25 (BSB)

Jesus said to her, “I am the resurrection and the life. Whoever believes in Me will live, even though he dies.

From John 11. Also in the ESV.

Commentary on John 11:25

• John Calvin (Reformed), Calvin's Commentaries on John 11:25: 25. I am the resurrection and the life. Christ first declares that he is the resurrection and the life, and then he explains, separately and distinctly, each clause of this sentence. His first statement is, that he is the resurrection, because the restoration from death to life naturally comes before the state of life.
• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on John 11:17-32: The matter being determined, that Christ will go to Judea, and his disciples with him, they address themselves to their journey; in this journey some circumstances happened which the other evangelists record, as the healing of the blind man at Jericho, and the conversion of Zaccheus.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on John 11:25: And whosoever liveth and believeth in me,..... Whoever will be found alive at Christ's second coming, and is a believer in him, shall never die, but shall be changed, and shall be for ever with Christ; and such as shall be raised to life by him, shall never die any more, not even a bodily death, and much less an eternal one, or the second...
• Albert Barnes (Presbyterian), Barnes' New Testament Notes on John 11:25: Verse 25. I am the resurrection. I am the author or the cause of the resurrection. It so depends on my power and will, that it may be said that I am the resurrection itself. This is a most expressive way of saying that the whole doctrine of the resurrection came from him, and the whole power to effect it was his.