Numbers 3:15 in the World English Bible
“Count the children of Levi by their fathers’ houses, by their families. You shall count every male from a month old and upward.”
Context
14 And the LORD spake unto Moses in the wilderness of Sinai, saying,
15 Number the children of Levi after the house of their fathers, by their families: every male from a month old and upward shalt thou number them.
16 And Moses numbered them according to the word of the LORD, as he was commanded.