²² And thou shalt say unto Pharaoh, Thus saith the Lord, Israel is my son, even my firstborn:

²⁰ And the children of Reuben, Israel's eldest son, by their generations, after their families, by the house of their fathers, according to the number of the names, by their polls, every male from twenty years old and upward, all that were able to go forth to war;

² And these are the names of the sons of Aaron; Nadab the firstborn, and Abihu, Eleazar, and Ithamar.