Matthew
Matthew 14:28ESV·traditional attribution

And Peter answered him, “Lord, if it is you, command me to come to you on the water.”

John Calvin Reformed @genevareformer

28. And Peter answering. The condition which he lays down shows that his faith was not yet fully settled. If it is thou, says he, bid me come to thee on the water. But he had heard Christ speak. Why then does he still argue with himself under doubt and perplexity? While his faith is so small and weak, a wish not well considered bursts into a flame.

Matthew Henry Presbyterian @wholebiblehenry

We have here the story of another miracle which Christ wrought for the relief of his friends and followers, his walking upon the water to his disciples. In the foregoing miracle he acted as the Lord of nature, improving its powers for the supply of those who were in want; in this, he acted as the Lord of nature, correcting and controlling its powers for...

Commenting on Matthew 14:22-33

John Gill Reformed Baptist @doctorgill

And he said, come,.... This he said, partly to assure them who he was; for had he denied him, he and the rest might have concluded, it was none of Jesus; and partly to commend his love, and confirm his faith, by giving a further instance of his power, in enabling him to walk upon the water, as he did: and when Peter was come...