30 You will do likewise for your ox and for your sheep and goats; seven days it will be with its mother; on the eighth, you will give it to me.
Exodus 22:30 Cross References - LEB
Exodus 13:12
12 you will hand over every first offspring of a womb to Yahweh, and every first offspring dropped by a domestic animal that will belong to you, the males will be for Yahweh.
Leviticus 12:3
3 And on the eighth day his foreskin's flesh shall be circumcised.
Leviticus 22:27
27 "When an ox or a sheep or a goat is born, then* it shall be under its mother for seven days, and from the eighth day and beyond it is acceptable as an offering made by fire for Yahweh.
Deuteronomy 15:19
19 "Every firstling male that is born of your herd and of your flock you shall consecrate to Yahweh your God; you shall not do work with the firstling of your ox, and you shall not shear the firstling of your flock.