1 Samuel 20:26

Nevertheless Saul spoke not any thing that day: for he thought, Something hath befallen him, he is not clean; surely he is not clean.

Leviticus 15:5

And whoever toucheth his bed, shall wash his clothes, and bathe himself in water, and be unclean until the evening.

Leviticus 11:24

And for these ye shall be unclean: whoever toucheth the carcass of them shall be unclean until the evening.

Leviticus 11:27

And whatever goeth upon its paws, among all manner of beasts that go on all four, those are unclean to you: whoever toucheth their carcass shall be unclean until the evening.

Leviticus 7:20-21

But the soul that eateth of the flesh of the sacrifice of peace-offerings that pertain to the LORD, having his uncleanness upon him, even that soul shall be cut off from his people.

Leviticus 11:31

These are unclean to you among all that creep: whoever doth touch them, when they are dead, shall be unclean until the evening.

Leviticus 11:40

And he that eateth of its carcass shall wash his clothes, and be unclean until the evening; he also that beareth its carcass shall wash his clothes and be unclean until the evening.

Leviticus 15:16-17

And if any man's seed of copulation shall go from him, then he shall wash all his flesh in water, and be unclean until the evening.

Leviticus 15:19-21

And if a woman shall have an issue, and her issue in her flesh be blood, she shall be put apart seven days: and whoever toucheth her shall be unclean until the evening.

Numbers 19:16

And whoever toucheth one that is slain with a sword in the open fields, or a dead body, or a bone of a man, or a grave, shall be unclean seven days.

1 Samuel 16:5

And he said, Peaceably: I have come to sacrifice to the LORD: sanctify yourselves, and come with me to the sacrifice. And he sanctified Jesse and his sons, and called them to the sacrifice.

Treasury of Scripture Knowledge

Summary

Nevertheless Saul spake not any thing that day: for he thought, Something hath befallen him, he is not clean; surely he is not clean.

Bible References

He is not clean

Leviticus 7:21
Moreover, the soul that shall touch any unclean thing, as the uncleanness of man, or any unclean beast, or any abominable unclean thing, and eat of the flesh of the sacrifice of peace-offerings which pertain to the LORD, even that soul shall be cut off from his people.
Leviticus 11:24
And for these ye shall be unclean: whoever toucheth the carcass of them shall be unclean until the evening.
Leviticus 15:5
And whoever toucheth his bed, shall wash his clothes, and bathe himself in water, and be unclean until the evening.
Numbers 19:16
And whoever toucheth one that is slain with a sword in the open fields, or a dead body, or a bone of a man, or a grave, shall be unclean seven days.