Deuteronomy 16:1-8 They were to keep the Annual Passover when God took them out of Egypt. They shall obey the rules of the Passover concerning the sacrifice and the unleavened bread and where it shall be eaten, chosen by God. They shall eat the unleavened bread for 6 days. On day 7, there shall be a solemn assembly to God and not work shall be done.
Notes: The Passover sacrifices could no longer be slain by every family in their house From this point on, the Passover sacrifices must be killed at the central place of worship. In Deuteronomy, the Passover sacrifice need not be a lamb.
Deuteronomy 16:9-12 They shall keep the Feast of Weeks for 7 weeks along with their tribute of of a freewill offering from their hands and give to the Lord as the Lord blesses them. They shall rejoice with all and at the place God chooses.
Notes: This feast was later called Pentecost (Greek name), the day the Holy Spirit arrived and settled upon the Apostles in the upper room. This feast was known for a time of great rejoicing.
Deuteronomy 16:13-17 They shall keep the Feast of Booths (Tabernacles) and live in booths for 7 days. They shall rejoice with all and at the place that God chooses. All males shall appear before the Lord 3 times a year in a place God chooses (Feast of Unleavened Bread, Weeks, and Booths). Every man shall give of what he is able according to how God has blessed them.
Notes: This feast focuses on the harvest of summer fruits such as dates, grapes, and olives. This is the feast in which the law was to be read every seventh year.
Deuteronomy 16:18-22 They shall appoint judges and officers in all their towns that God is giving them so that they will judge the people in righteousness. No partiality and bribes shall be done in Israel when it comes to justice which would subvert the cause of righteousness. They were not allowed to plant any tree such as an Asherah beside the altar of God, not set up pillars.
Notes: Asherah was the name of a Canaanite goddess, represented by a wooden pole, image or tree. A stone pillar symbolic of male fertility was prevalent in the Canaanite religion. These were forbidden by the first two commandments.