Leviticus 12:4

Then she shall remain [intimately separated] thirty-three days to be purified from the blood; she shall not touch any consecrated thing nor enter the [courtyard of the] sanctuary until the days of her purification are over.

Leviticus 15:25-28

‘Now if a woman has a flow of blood for many days, not during the time of her menstruation, or if she has a discharge beyond that period, as long as the impure discharge continues she shall be as she is in the days of her [normal] menstrual impurity; she is unclean.

Haggai 2:13

Then Haggai said, “If one who is [ceremonially] unclean because of [contact with] a corpse touches any of these [articles of food], will it be unclean?” And the priests answered, “It will be unclean.” [Ceremonial uncleanness, like sin, is infectious.]

Luke 2:22-23

And when the time for their purification came [that is, the mother’s purification and the baby’s dedication] according to the Law of Moses, they brought Him up to Jerusalem to present Him to the Lord [set apart as the Firstborn]

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