They assisted with the burnt offerings that were presented to the Lord on Sabbath days, at new moon celebrations, and at all the appointed festivals. The required number of Levites served in the Lord’s presence at all times, following all the procedures they had been given.
You can’t wait for the Sabbath day to be over and the religious festivals to end so you can get back to cheating the helpless. You measure out grain with dishonest measures and cheat the buyer with dishonest scales.
Blow the trumpets in times of gladness, too, sounding them at your annual festivals and at the beginning of each month. And blow the trumpets over your burnt offerings and peace offerings. The trumpets will remind your God of his covenant with you. I am the Lord your God.”
“On the first day of each month, present an extra burnt offering to the Lord of two young bulls, one ram, and seven one-year-old male lambs, all with no defects.
“On the Sabbath day, sacrifice two one-year-old male lambs with no defects. They must be accompanied by a grain offering of four quarts of choice flour moistened with olive oil, and a liquid offering.
David replied, “Tomorrow we celebrate the new moon festival. I’ve always eaten with the king on this occasion, but tomorrow I’ll hide in the field and stay there until the evening of the third day.