John Calvin Reformed @genevareformer

Now the Prophet shows more clearly why he continued in silence for seven days, because, indeed, he had been appointed a teacher, but the time had not fully arrived in which he was to utter the commands of God. He waited, therefore until he should receive a distinct message.

Matthew Henry Presbyterian @wholebiblehenry

These further instructions God gave to the prophet at the end of seven days, that is, on the seventh day after the vision he had; and it is very probably that both that and this were on the sabbath day, which the house of Israel, even in their captivity, observed as well as they could in those circumstances.

Commenting on Ezekiel 3:16-21

John Gill Reformed Baptist @doctorgill

And it came to pass at the end of seven days,.... Some think it was on the sabbath day he had the following declaration made to him, and instructions given him; but this is not certain; nor does it follow, or to be concluded, from such a way of speaking: that the word of the Lord came unto me, saying; the Targum is, "the word...