A firstborn donkey you are to redeem with a lamb, but if you do not redeem it, then you are to break its neck. You must redeem all your firstborn sons. No one should appear before Me empty-handed.
But the king said to Araunah, “No, but I will surely buy it from you at a price. I will not offer burnt offerings to Adonai my God that cost me nothing.” So David bought the threshing floor and the oxen for 50 shekels of silver.
Every firstborn donkey you are to redeem with a lamb, and if you do not redeem it, then you are to break its neck. But you are to redeem every firstborn male among your sons.
and when Pharaoh refused to let us go, Adonai slew all the firstborn in the land of Egypt, both men and animals. So I sacrifice to Adonai all firstborn males, but I redeem the firstborn of my sons.’
You are to observe the Feast of Matzot. For seven days you will eat matzot as I commanded you, at the time appointed in the month Aviv, for that is when you came out from Egypt. No one is to appear before Me empty-handed.
The first offspring of the womb from all flesh, whether human or animal, offered to Adonai, is yours. However, you are to redeem the firstborn of man and the firstborn of unclean animals.
Three times a year all your males are to appear before Adonai your God in the place He chooses—at the Feast of Matzot, the Feast of Shavuot, and the Feast of Sukkot. No one should appear before Adonai empty-handed—