John Calvin Reformed @genevareformer

9. He remained in Galilee. The Evangelist here places before our eyes the cousins of our Lord Jesus Christ, “Les cousins de nostre Seigneur Jesus Christ.” who, in compliance with ordinary customs, pretend to worship God, but yet are on friendly terms with unbelievers, and therefore walk without any alarm.

Matthew Henry Presbyterian @wholebiblehenry

We have here, I. The reason given why Christ spent more of his time in Galilee than in Judea (Joh 7:1): because the Jews, the people in Judea and Jerusalem, sought to kill him, for curing the impotent man on the sabbath day, Joh 5:16.

Commenting on John 7:1-13

John Gill Reformed Baptist @doctorgill

But when his brethren were gone up,.... To the feast, as all the Oriental versions read, from the next clause: then went he also up unto the feast; the Ethiopic version reads, "he went up that day"; which is very likely, and no ways contrary to what is said, in Joh 7:14; for though he did not go up to the temple to teach, till...