John the Apostle
John 6:20ESV·traditional attribution

But he said to them, “It is I; do not be afraid.”

John Calvin Reformed @genevareformer

20. It is I: be not terrified We learn from them that it is in Christ’s presence alone that we have abundant grounds of confidence, so as to be calm and at ease. But this belongs exclusively to the disciples of Christ; for we shall afterwards see that wicked men were struck down by the same words, It is I, (John 18:6.) The reason of...

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. Christ's retirement from the multitude. 1. Observe what induced him to retire; because he perceived that those who acknowledged him to be that prophet that should come into the world would come, and take him by force, to make him a king, Joh 6:15.

Commenting on John 6:15-21

John Gill Reformed Baptist @doctorgill

But he saith to them, it is I, be not afraid. See Gill on Mat 14:27. . John 6:21 joh 6:21 joh 6:21 joh 6:21Then they willingly received him into the ship,.... When they knew who he was; and especially he was the more welcome, as they were in distress; and he able, as they well knew, to help them: and immediately the ship was...