Leviticus 22:4

Whatever man of the seed of Aaron who is a leper or has a running issue shall not eat of the holy things until he is clean. And whosoever touches any thing that is unclean by the dead or a man whose seed has gone out from him

Leviticus 11:39

And if any animal of which ye may eat dies, he that touches the carcase thereof shall be unclean until the evening;

Leviticus 15:2-3

Speak unto the sons of Israel and say unto them, Any man when his seed issues forth out of his flesh, he shall be unclean.

Leviticus 15:13-16

And when the one that has an issue is cleansed of his issue; then he shall number to himself seven days from his purification and wash his clothes and bathe his flesh in living water, and he shall be clean.

Leviticus 21:1

And the LORD said unto Moses, Speak unto the priests, the sons of Aaron, and tell them to not be defiled for the dead among his people.

Leviticus 2:3

And that which is left of the present shall be Aaron's and his sons'; it is a thing most holy of the offerings on fire of the LORD.

Leviticus 2:10

And that which is left of the present shall be Aaron's and his sons'; it is a thing most holy of the offerings on fire of the LORD.

Leviticus 6:25-29

Speak unto Aaron and to his sons, saying, This shall be the law of sin: In the place where the burnt offering is killed shall the atonement as sin be killed before the LORD; for it is most holy.

Leviticus 11:24-28

And for these ye shall be unclean: whoever touches their carcase shall be unclean until the evening.

Leviticus 13:2-3

When a man shall have in the skin of his flesh a rising, a scab, or bright spot, and it is in the skin of his flesh like the plague of leprosy, then he shall be brought unto Aaron, the priest, or unto one of his sons, the priests,

Leviticus 13:44-46

he is a leprous man, he is unclean; the priest shall pronounce him utterly unclean; his plague is in his head.

Leviticus 14:1-32

And the LORD spoke unto Moses, saying,

Leviticus 21:22

He shall eat the bread of his God, both of the most holy and of the sanctified things.

Numbers 18:9

This shall be thine of the holy things, reserved from the fire: every offering of theirs, every present of theirs, and every offering that represents their sin, and every offering that represents their guilt, which they shall render unto me, shall be most holy for thee and for thy sons.

Numbers 18:19

All the heave offerings of the holy things, which the sons of Israel offer unto the LORD, I have given for thee and for thy sons and for thy daughters with thee, by a perpetual statute; it is a covenant of salt for ever before the LORD for thee and for thy seed with thee.

Numbers 19:11-16

He that touches the dead body of any human person shall be unclean seven days.

Treasury of Scripture Knowledge

Summary

What man soever of the seed of Aaron is a leper, or hath a running issue; he shall not eat of the holy things, until he be clean. And whoso toucheth any thing that is unclean by the dead, or a man whose seed goeth from him;

A leper

Running issue

Bible References

A leper

Leviticus 13:2
When a man shall have in the skin of his flesh a rising, a scab, or bright spot, and it is in the skin of his flesh like the plague of leprosy, then he shall be brought unto Aaron, the priest, or unto one of his sons, the priests,

Running issue

Leviticus 15:2
Speak unto the sons of Israel and say unto them, Any man when his seed issues forth out of his flesh, he shall be unclean.

Holy things

Leviticus 2:3
And that which is left of the present shall be Aaron's and his sons'; it is a thing most holy of the offerings on fire of the LORD.
Leviticus 6:25
Speak unto Aaron and to his sons, saying, This shall be the law of sin: In the place where the burnt offering is killed shall the atonement as sin be killed before the LORD; for it is most holy.
Leviticus 21:22
He shall eat the bread of his God, both of the most holy and of the sanctified things.
Numbers 18:9
This shall be thine of the holy things, reserved from the fire: every offering of theirs, every present of theirs, and every offering that represents their sin, and every offering that represents their guilt, which they shall render unto me, shall be most holy for thee and for thy sons.

Until

Leviticus 14:2
This shall be the law of the leper in the day of his cleansing: He shall be brought unto the priest.
Leviticus 15:13
And when the one that has an issue is cleansed of his issue; then he shall number to himself seven days from his purification and wash his clothes and bathe his flesh in living water, and he shall be clean.

Unclean

Leviticus 21:1
And the LORD said unto Moses, Speak unto the priests, the sons of Aaron, and tell them to not be defiled for the dead among his people.
Numbers 19:11
He that touches the dead body of any human person shall be unclean seven days.

Whose

Leviticus 15:16
And the man, when his seed shall go forth from him, then shall wash all his flesh in water and be unclean until the evening.

General references

Leviticus 15:16
And the man, when his seed shall go forth from him, then shall wash all his flesh in water and be unclean until the evening.
Leviticus 22:2
Speak unto Aaron and to his sons that they abstain from the holy things of the sons of Israel and that they not profane my holy name in those things which they sanctify unto me. I am the LORD.
Ezekiel 44:25
And they shall come near no dead person to defile themselves; but for father, or for mother, or for son, or for daughter, for brother, or for sister that has had no husband, they may defile themselves.