NumNb NumbersNombres, chapterchapitre Book of NumbersLe quatrième livre de Moïse dit les Nombres, chapterchapitre 3

thou shalt take five shekels apiece by the poll; after the shekel of the sanctuary shalt thou take them — the shekel is twenty gerahs. Num 18:16; Exo 30:13And thou shalt give the money wherewith they that remain over of them are redeemed unto Aaron and to his sons.'