John Gills Exposition of the Bible Commentary - Genesis 7:6
And Noah was six hundred years old when the flood of waters was upon the earth ,.... When it began, for he was in his six hundred and first year when it ended, Genesis 8:13 his eldest son was now an hundred years old, since when Noah was five hundred years old he begat children, Genesis 5:32 . read more
Matthew Henry's Complete Commentary - Genesis 7:5-10
Here is Noah's ready obedience to the commands that God gave him. Observe, 1. He went into the ark, upon notice that the flood would come after seven days, though probably as yet there appeared no visible sign of its approach, no cloud arising that threatened it, nothing done towards it, but all continued serene and clear; for, as he prepared the ark by faith in the warning given that the flood would come, so he went into it by faith in this warning that it would come quickly, though he did... read more