Numbers 6:14

6:14 and he must present his offering to the Lord: one male lamb in its first year without blemish for a burnt offering, one ewe lamb in its first year without blemish for a purification offering, one ram without blemish for a peace offering,

Numbers 10:10

10:10 “Also in the time when you rejoice, such as on your appointed festivals or at the beginnings of your months, you must blow with your trumpets over your burnt offerings and over the sacrifices of your peace offerings, so that they may become a memorial for you before your God: I am the Lord your God.”