Shemot 34:20

20 But the firstling of a donkey thou shalt redeem with a seh; and if thou redeem him not, then shalt thou break his neck. Kol bechor of thy banim thou shalt redeem. And none shall appear before Me empty.

Shemot 34:20 Meaning and Commentary

Exodus 34:20

Every firstling of an ass thou shalt redeem
This goes along with the former, (See Gill on Exodus 13:13):

and none shall appear before me empty;
at the grand festivals, the passover, pentecost, and tabernacles, (See Gill on Exodus 13:15).

Shemot 34:20 In-Context

18 The Chag Hamatzot shalt thou be shomer over. Shivat yamim thou shalt eat matzot, as I commanded thee, in the mo’ed of the month Aviv; for in the month Aviv thou camest out from Mitzrayim.

19 All that openeth the rechem (womb) is Mine; and every firstling among thy cattle, whether ox or seh, that is zachar.

20 But the firstling of a donkey thou shalt redeem with a seh; and if thou redeem him not, then shalt thou break his neck. Kol bechor of thy banim thou shalt redeem. And none shall appear before Me empty.

21 Sheshet yamim thou shalt work, but on the yom hashevi’i thou shalt rest; in plowing and in harvest thou shalt rest.

22 And thou shalt observe Chag Shavu’os [Ac chp 2], with the firstfruits the ketzir chittim (wheat harvest), and the Chag HaAsif (Festival of Ingathering, Harvesttime [Yn chp 7]) shall be at the tekufat hashanah (changing, turning of the year).