5 occurrences across the corpus

1 Enoch

1 Enoch 7:2

And they became pregnant, and they bare great giants, whose height was three thousand ells:

1 Enoch 82:19

And these are the signs of (his) days on the earth: glowing heat and dryness, and the trees ripen their fruits and produce all their fruits ripe and ready, and the sheep pair and become pregnant, and all the fruits of the earth are gathered in, and everything that is in the fields, and the winepress: these things take place in the days of his dominion.

1 Enoch 86:4

And I looked at them and saw, and behold they all let out their privy members, like horses, and began to cover the cows of the oxen, and they all became pregnant and bare elephants, camels, and asses.

1 Enoch 106:1

And after some days my son Methuselah took a wife for his son Lamech, and she became pregnant by him and bore a son.

Jubilees

Jubilees 32:3

yea, he gave tithes of all. And in those days Rachel became pregnant with her son Benjamin. And Jacob counted his sons from him upwards and Levi fell to the portion of the Lord, and his