These commandments were subsequently given to Moses on tables of stone in order that he might teach them to the people ( Exodus 24:12 ), and preserve them ( Exodus 31:18 ). These tables were deposited in the ark of the Lord for safekeeping ( Deuteronomy 10:1-5 ; Hebrews 9:4 ). These commandments were called
Two reasons are given for the keeping of the sabbath day: