Génesis 7

Also of the birds of the sky, seven and seven, male and female, to keep seed alive on the surface of all the earth.

También de las aves de los cielos de siete en siete, macho y hembra; para guardar en vida la casta sobre la faz de toda la tierra.

Of fowls also of the air by sevens, the male and the female; to keep seed alive upon the face of all the earth.