Numbers 7:6-7

7:6 So Moses accepted the carts and the oxen and gave them to the Levites. 7:7 He gave two carts and four oxen to the Gershonites, as their service required;

Numbers 15:9

15:9 then a grain offering of three-tenths of an ephah of finely ground flour mixed with half a hin of olive oil must be presented with the young bull,

Numbers 28:23

28:23 You must offer these in addition to the burnt offering in the morning which is for a continual burnt offering.