Numbers 29:13

You shall offer a burnt offering, an offering made by fire, of a pleasant aroma to Yahweh: thirteen young bulls, two rams, fourteen male lambs a year old, all without defect;

And ye shall offer a burnt offering, a sacrifice made by fire, of a sweet savour unto the LORD; thirteen young bullocks, two rams, and fourteen lambs of the first year; they shall be without blemish: