19 “The first offspring of every womb belongs to me, including all the firstborn males of your livestock, whether from herd or flock.

Read Exodus 34:19 Using Other Translations

All that openeth the matrix is mine; and every firstling among thy cattle, whether ox or sheep, that is male.
All that open the womb are mine, all your male livestock, the firstborn of cow and sheep.
“The firstborn of every animal belongs to me, including the firstborn males from your herds of cattle and your flocks of sheep and goats.