Exodus 13:6
Seven days thou dost eat unleavened things, and in the seventh day is a feast to Jehovah;
Exodus 12:15-20
Seven days ye eat unleavened things; only -- in the first day ye cause leaven to cease out of your houses; for any one eating anything fermented from the first day till the seventh day, even that person hath been cut off from Israel.
Exodus 34:18
'The feast of unleavened things thou dost keep; seven days thou dost eat unleavened things, as I have commanded thee, at an appointed time, the month of Abib: for in the month of Abib thou didst come out from Egypt.
Leviticus 23:8
and ye have brought near a fire-offering to Jehovah seven days; in the seventh day is a holy convocation; ye do no servile work.'
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