Numbers 6:19

6:19 And the priest shall take the sodden shoulder of the ram, and one unleavened cake out of the basket, and one unleavened wafer, and shall put [them] upon the hands of the Nazarite, after [the hair of] his separation is shaven:

Numbers 7:12

7:12 And he that offered his offering the first day was Nahshon the son of Amminadab, of the tribe of Judah: