Genesis 7:11-13

Young's Literal Translation

¹¹ In the six hundredth year of the life of Noah, in the second month, in the seventeenth day of the month, in this day have been broken up all fountains of the great deep, and the net-work of the heavens hath been opened,

¹² and the shower is on the earth forty days and forty nights.

¹³ In this self-same day went in Noah, and Shem, and Ham, and Japheth, sons of Noah, and Noah's wife and the three wives of his sons with them, unto the ark;