Génesis 7

two by two they were brought into the ark to Noah, male and female, just as the Lord had instructed Noah.

De dos en dos entraron á Noé en el arca: macho y hembra, como mandó Dios á Noé.

There went in two and two unto Noah into the ark, the male and the female, as God had commanded Noah.

went by pairs to Noah into the ship, male and female, as God commanded Noah.