The firstling of an ass. — See Notes 1-3 on Exodus 13:13.
Related Commentaries of Exodus 34:20
Exodus 34:20
20 But the firstling of an ass thou shalt redeem with a lamb:c and if thou redeem him not, then shalt thou break his neck. All the firstborn of thy sons thou shalt redeem. And none shall appear before me empty.