Exodus 29:38,39
Now this is that which you shall offer on the altar; two lambs of the first year day by day continually.
Torrey's Topical Textbook—AKJV

Numbers 28:3,4
And you shall say to them, This is the offering made by fire which you shall offer to the LORD; two lambs of the first year without spot day by day, for a continual burnt offering.
Torrey's Topical Textbook—AKJV