Numbers 29:12-14

12“On the fifteenth day of the seventh month you are to have a sacred assembly. You are not to do any of your work, and you are to celebrate the Feast to Adonai for seven days.

13You are to offer a burnt offering by fire to Adonai as a pleasing aroma: thirteen young bulls from the herd, two rams, and fourteen year-old male lambs without defect,

14their grain offerings of fine flour mixed with oil, three tenths of an ephah with each of the thirteen bulls, two tenths with each of the two rams,