Genesis 7:7-9

So Noah entred and his sonnes, and his wife, and his sonnes wiues with him into the Arke, because of the waters of the flood.

Of the cleane beastes, and of the vncleane beastes, and of the foules, and of all that creepeth vpon the earth,

There came two and two vnto Noah into the Arke, male and female, as God had commanded Noah.