Numbers 7:10

7 Two carts and four oxen he gave to the sons of Gershon for their work;

8 And four carts and eight oxen he gave to the sons of Merari for their work, under the direction of Ithamar, the son of Aaron the priest.

9 But to the sons of Kohath he gave nothing; because they had the care of the holy place, taking it about on their backs.

10 And the chiefs gave an offering for the altar on the day when the holy oil was put on it; they made their offering before the altar.

11 And the Lord said to Moses, Let every chief on his day give his offering to make the altar holy.

12 And he who made his offering on the first day was Nahshon, the son of Amminadab, of the tribe of Judah:

13 And his offering was one silver plate, a hundred and thirty shekels in weight, one silver basin of seventy shekels, by the scale of the holy place; the two of them full of the best meal mixed with oil for a meal offering;