thou number them # 04_NUM_03_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. 
thou number them # 04_NUM_04_23 # From thirty years old and upward until fifty years old shalt thou number them; all that enter in to perform the service, to do the work in the tabernacle of the congregation. 
thou number them # 04_NUM_04_30 # From thirty years old and upward even unto fifty years old shalt thou number them, every one that entereth into the service, to do the work of the tabernacle of the congregation.