1 Samuel 20:26

Saul did not say anything that day because he thought, “Something unexpected has happened; he must be ceremonially unclean—yes, that’s it, he is unclean.”

Leviticus 15:5

Anyone who touches his bed is to wash his clothes and bathe with water, and he will remain unclean until evening.

Leviticus 11:24

“These will make you unclean. Whoever touches their carcasses will be unclean until evening,

Leviticus 11:27

All the four-footed animals that walk on their paws are unclean for you. Whoever touches their carcasses will be unclean until evening,

Leviticus 7:20-21

But the one who eats meat from the Lord’s fellowship sacrifice while he is unclean, that person must be cut off from his people.

Leviticus 11:31

These are unclean for you among all the swarming creatures. Whoever touches them when they are dead will be unclean until evening.

Leviticus 11:40

Anyone who eats some of its carcass must wash his clothes and will be unclean until evening. Anyone who carries its carcass must wash his clothes and will be unclean until evening.

Leviticus 15:16-17

“When a man has an emission of semen, he is to bathe himself completely with water, and he will remain unclean until evening.

Leviticus 15:19-21

“When a woman has a discharge, and it consists of blood from her body, she will be unclean because of her menstruation for seven days. Everyone who touches her will be unclean until evening.

Numbers 19:16

Anyone in the open field who touches a person who has been killed by the sword or has died, or who even touches a human bone, or a grave, will be unclean for seven days.

1 Samuel 16:5

“In peace,” he replied. “I’ve come to sacrifice to the Lord. Consecrate yourselves and come with me to the sacrifice.” Then he consecrated Jesse and his sons and invited 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
If someone touches anything unclean, whether human uncleanness, an unclean animal, or any unclean, detestable creature, and eats meat from the Lord’s fellowship sacrifice, that person must be cut off from his people.”
Leviticus 11:24
“These will make you unclean. Whoever touches their carcasses will be unclean until evening,
Leviticus 15:5
Anyone who touches his bed is to wash his clothes and bathe with water, and he will remain unclean until evening.
Numbers 19:16
Anyone in the open field who touches a person who has been killed by the sword or has died, or who even touches a human bone, or a grave, will be unclean for seven days.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.