Genesis 8:3

Revised Standard Version (RSV-CI)

and the waters receded from the earth continually. At the end of a hundred and fifty days the waters had abated;

Cross References

Genesis 7:11

In the six hundredth year of Noah's life, in the second month, on the seventeenth day of the month, on that day all the fountains of the great deep burst forth, and the windows of the heavens were opened.

Genesis 7:24

And the waters prevailed upon the earth a hundred and fifty days.

Genesis 8:5

And the waters continued to abate until the tenth month; in the tenth month, on the first day of the month, the tops of the mountains were seen.