This one comes courtesy of Dean Izzard, who pointed out that in Leviticus 19, “I am the Lord your God,” appears seven times. I checked further and found out that the phrase appears 21 times in the Book of Leviticus. Twenty-one is a multiple of seven, so it is not surprising that in a Book of the Bible, concerning the work that the priests would do, we find this perfect number.
Lev. 11.44 For I am the LORD your God. You shall therefore consecrate yourselves, and you shall be holy; for I am holy. Neither shall you defile yourselves with any creeping thing that creeps on the earth.
Lev. 18.2 “Speak to the children of Israel, and say to them: ‘I am the LORD your God.
Lev. 18.4 You shall observe My judgments and keep My ordinances, to walk in them: I am the LORD your God.
Lev. 18.30 “Therefore you shall keep My ordinance, so that you do not commit any of these abominable customs which were committed before you, and that you do not defile yourselves by them: I am the LORD your God.’ ”
Lev. 19.3 “Every one of you shall revere his mother and his father, and keep My Sabbaths: I am the LORD your God.
Lev. 19.4 “Do not turn to idols, nor make for yourselves molded gods: I am the LORD your God.
Lev. 19.10 And you shall not glean your vineyard, nor shall you gather every grape of your vineyard; you shall leave them for the poor and the stranger: I am the LORD your God.
Lev. 19.25 And in the fifth year you may eat its fruit, that it may yield to you its increase: I am the LORD your God.
Lev. 19.31 “Give no regard to mediums and familiar spirits; do not seek after them, to be defiled by them: I am the LORD your God.
Lev. 19.34 The stranger who dwells among you shall be to you as one born among you, and you shall love him as yourself; for you were strangers in the land of Egypt: I am the LORD your God.
Lev. 19.36 You shall have honest scales, honest weights, an honest ephah, and an honest hin: I am the LORD your God, who brought you out of the land of Egypt.
Lev. 20.7 Consecrate yourselves therefore, and be holy, for I am the LORD your God.
Lev. 20.24 But I have said to you, “You shall inherit their land, and I will give it to you to possess, a land flowing with milk and honey.” I am the LORD your God, who has separated you from the peoples.
Lev. 23.22 “When you reap the harvest of your land, you shall not wholly reap the corners of your field when you reap, nor shall you gather any gleaning from your harvest. You shall leave them for the poor and for the stranger: I am the LORD your God.’ ”
Lev. 23.43 that your generations may know that I made the children of Israel dwell in booths when I brought them out of the land of Egypt: I am the LORD your God.’ ”
Lev. 24.22 You shall have the same law for the stranger and for one from your own country; for I am the LORD your God.’ ”
Lev. 25.17 Therefore you shall not oppress one another, but you shall fear your God; for I am the LORD your God.
Lev. 25.38 I am the LORD your God, who brought you out of the land of Egypt, to give you the land of Canaan and to be your God.
Lev. 25.55 For the children of Israel are servants to Me; they are My servants whom I brought out of the land of Egypt: I am the LORD your God.
Lev. 26.1 “You shall not make idols for yourselves;
neither a carved image nor a sacred pillar shall you rear up for yourselves;
nor shall you set up an engraved stone in your land, to bow down to it;
for I am the LORD your God.
Lev. 26.13 I am the LORD your God, who brought you out of the land of Egypt, that you should not be their slaves;
I have broken the bands of your yoke and made you walk upright.