John 15:5 (BSB)

I am the vine and you are the branches. The one who remains in Me, and I in him, will bear much fruit. For apart from Me you can do nothing.

From John 15. Also in the ESV.

Commentary on John 15:5

• John Calvin (Reformed), Calvin's Commentaries on John 15:5: 5. Without me you can do nothing. This is the conclusion and application of the whole parable. So long as we are separate from him, we bear no fruit that is good and acceptable to God, for we are unable to do anything good.
• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on John 15:1-8: Here Christ discourses concerning the fruit, the fruits of the Spirit, which his disciples were to bring forth, under the similitude of a vine. Observe here, I. The doctrine of this similitude; what notion we ought to have of it. 1. That Jesus Christ is the vine, the true vine.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on John 15:5: If a man abide not in me,.... Christ does not say, "if ye abide not in me"; he would not suppose this of his true disciples; Judas now being removed, to whom he may have some respect in this verse; though it may be applied to anyone who has made a profession of Christ, and denies the truths of the Gospel, neglects the ordinances of...
• Albert Barnes (Presbyterian), Barnes' New Testament Notes on John 15:5: Verse 5. I am the vine, Without me ye can do nothing. The expression "without me" denotes the same as separate from me. As the branches, if separated from the parent stock, could produce no fruit, but would immediately wither and die, so Christians, if separate from Christ, could do nothing. The expression is one, therefore, strongly implying dependence. The Son of God was the original source of life, .