The same thing is so oft repeated for the strengthening of the faith of all men, and especially of Noah and his sons, whom the remembrance of that dreadful deluge, which they had experience of, had made exceeding prone to fears of the like for time to come.
Related Commentaries of Genesis 9:17
Genesis 9:17
17 And God said unto Noah, This is the token of the covenant, which I have established between me and all flesh that is upon the earth.