§ 02 · King James Bible
Exodus 13:12
That thou shalt set apart unto the LORD all that openeth the matrix, and every firstling that cometh of a beast which thou hast; the males shall be the LORD’s.
Simple English
You should give to the LORD everything that opens the birth canal and every firstborn animal from those you own - the males will belong to the LORD.
* Work in progress - there may be occasional inaccuracies