Numbers 28:11, 19, 26

“At the beginnings of your months, you shall offer a burnt offering to the LORD: two bulls from the herd, one ram, seven male lambs a year old without blemish

but offer a food offering, a burnt offering to the LORD: two bulls from the herd, one ram, and seven male lambs a year old; see that they are without blemish

“On the day of the firstfruits, when you offer a grain offering of new grain to the LORD at your Feast of Weeks, you shall have a holy convocation. You shall not do any ordinary work