Deuteronomy 12:6

Context12:6 And there you must take your burnt offerings, your sacrifices, your tithes, the personal offerings you have prepared, 1 your votive offerings, your freewill offerings, and the firstborn of your herds and flocks.
Deuteronomy 15:19
ContextGiving God the Best
15:19 You must set apart 2 for the Lord your God every firstborn male born to your herds and flocks. You must not work the firstborn of your bulls or shear the firstborn of your flocks.
Deuteronomy 28:4
Context28:4 Your children 3 will be blessed, as well as the produce of your soil, the offspring of your livestock, the calves of your herds, and the lambs of your flocks.