1 Chronicles 10:13

So Saul died for his trespass which he committed against the LORD, because of the word of the LORD, which he did not keep; and also because he asked counsel of one who had a familiar spirit, to inquire thereby,

Leviticus 19:31

"'Do not turn to spirits of the dead, and do not inquire of familiar spirits, to be defiled by them. I am the LORD your God.

Leviticus 20:6

"'The person that turns to spirits of the dead, and to familiar spirits, to prostitute himself with them, I will even set my face against that person, and will cut him off from among his people.

1 Samuel 15:23

For rebellion is as the sin of witchcraft, and stubbornness is as idolatry and teraphim. Because you have rejected the word of the LORD, he has also rejected you from being king."

Deuteronomy 18:10-14

There shall not be found with you anyone who makes his son or his daughter to pass through the fire, one who uses divination, one who practices sorcery, or an enchanter, or a sorcerer,

Isaiah 8:19

When they tell you, "Consult with the spirits of the dead and familiar spirits who chirp and who mutter. Shouldn't a people consult with their gods, by consulting the dead on behalf of the living?"

Exodus 22:18

"You shall not allow a sorceress to live.

1 Samuel 13:13-14

Samuel said to Saul, "You have done foolishly. You have not kept the commandment of the LORD your God, which he commanded you; for now the LORD would have established your kingdom on Israel forever.

1 Samuel 15:2

Thus says the LORD of hosts, 'I have marked that which Amalek did to Israel, how he set himself against him in the way, when he came up out of Egypt.

1 Samuel 28:7-20

Then Saul said to his servants, "Seek me a woman who has a familiar spirit, that I may go to her, and inquire of her." His servants said to him, "Behold, there is a woman who has a familiar spirit at Endor."

2 Kings 21:6

He made his son to pass through the fire, and practiced sorcery, and practiced divination, and consulted mediums, and spiritists: he worked much evil in the sight of the LORD, to provoke him to anger.

Acts 8:9-11

But there was a certain man, Simon by name, who used to practice sorcery in the city, and amazed the people of Samaria, making himself out to be some great one,

Acts 16:16-18

It happened, as we were going to prayer, that a certain girl having a spirit of divination met us, who brought her masters much gain by fortune telling.

Treasury of Scripture Knowledge

Summary

So Saul died for his transgression which he committed against the LORD, even against the word of the LORD, which he kept not, and also for asking counsel of one that had a familiar spirit, to inquire of it;

For asking

General references

Bible References

Even against

1 Samuel 13:13
Samuel said to Saul, "You have done foolishly. You have not kept the commandment of the LORD your God, which he commanded you; for now the LORD would have established your kingdom on Israel forever.
1 Samuel 15:2
Thus says the LORD of hosts, 'I have marked that which Amalek did to Israel, how he set himself against him in the way, when he came up out of Egypt.

For asking

1 Samuel 28:7
Then Saul said to his servants, "Seek me a woman who has a familiar spirit, that I may go to her, and inquire of her." His servants said to him, "Behold, there is a woman who has a familiar spirit at Endor."

A familiar

Exodus 22:18
"You shall not allow a sorceress to live.
Leviticus 19:31
"'Do not turn to spirits of the dead, and do not inquire of familiar spirits, to be defiled by them. I am the LORD your God.
Leviticus 20:6
"'The person that turns to spirits of the dead, and to familiar spirits, to prostitute himself with them, I will even set my face against that person, and will cut him off from among his people.
Deuteronomy 18:10
There shall not be found with you anyone who makes his son or his daughter to pass through the fire, one who uses divination, one who practices sorcery, or an enchanter, or a sorcerer,
2 Kings 21:6
He made his son to pass through the fire, and practiced sorcery, and practiced divination, and consulted mediums, and spiritists: he worked much evil in the sight of the LORD, to provoke him to anger.
Isaiah 8:19
When they tell you, "Consult with the spirits of the dead and familiar spirits who chirp and who mutter. Shouldn't a people consult with their gods, by consulting the dead on behalf of the living?"
Acts 8:9
But there was a certain man, Simon by name, who used to practice sorcery in the city, and amazed the people of Samaria, making himself out to be some great one,
Acts 16:16
It happened, as we were going to prayer, that a certain girl having a spirit of divination met us, who brought her masters much gain by fortune telling.

General references

Leviticus 19:31
"'Do not turn to spirits of the dead, and do not inquire of familiar spirits, to be defiled by them. I am the LORD your God.