Strong's Concordance

heb

raw-bah'

"râba?"

רָבַע

1) to lie stretched out, lie down
1a) (Qal)
1a1) to lie down
1a1a) for repose
1a1b) for copulation (of woman with beast)
1b) (Hiphil) to cause to lay down (of cattle breeding)

a primitive root;

Englishman's Concordance

beast to lie down thereto it is

let thy cattle gender with a diverse

beast and lie down thereto thou shalt