1 Chronicles 10:13

And Saul will die in his transgression which he transgressed against Jehovah, against the word of Jehovah, which he watched not, and also for asking to a sorcerer to seek out;

Leviticus 19:31

Ye shall not turn to necromancers, and to wizards ye shall not seek, to be defiled by them: I Jehovah your God.

Leviticus 20:6

And the soul which shall turn to necromancers and to wizards, to commit fornication after them, and I gave my face against that soul and I cut him off from the midst of his people.

1 Samuel 15:23

For the sin of divination, rebellion; and deceit, and the family gods of stubbornness. Because thou didst reject the word of Jehovah, and he will reject thee from being king.

Deuteronomy 18:10-14

There shall not be found in thee him causing his son or his daughter to pass through in fire, divining divinations, practicing magic, and taking omens and a sorcerer,

Isaiah 8:19

And when they shall say to you, Seek ye to necromancers and to wizards peeping and panting: shall not a people seek their God among the living for the dead?

Exodus 22:18

Thou shalt not preserve alive a sorceress.

1 Samuel 13:13-14

And Samuel will say to Saul, Thou didst foolishly: thou didst not watch the commands of Jehovah thy God which he commanded thee; for now Jehovah prepared thy kingdom for Israel, even for ever.

1 Samuel 15:2

Thus said Jehovah of armies, I reviewed what Amalek did to Israel, how he set for him in the way in his going up out of Egypt

1 Samuel 28:7-20

And Saul will say to his servants, Seek out for me a woman, mistress of necromancy, and I will go to her and inquire of her. And his servants will say to him, Behold, a woman mistress of necromancy in the Fountain of Dor.

2 Kings 21:6

And he caused his sons to pass through in fire, and he practiced magic, and took auguries, and made necromancy and a wizard spirit: he multiplied to do evil in the eyes of Jehovah to irritate.

Acts 8:9-11

And a certain man, Simon by name, was before in the city using magic, and astonishing the nation of Samaria, saying himself to be somebody great:

Acts 16:16-18

And it was we going for prayer, a certain young girl having the spirit of Python met us, who furnished much gain to her lords, prophesying:

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
And Samuel will say to Saul, Thou didst foolishly: thou didst not watch the commands of Jehovah thy God which he commanded thee; for now Jehovah prepared thy kingdom for Israel, even for ever.
1 Samuel 15:2
Thus said Jehovah of armies, I reviewed what Amalek did to Israel, how he set for him in the way in his going up out of Egypt

For asking

1 Samuel 28:7
And Saul will say to his servants, Seek out for me a woman, mistress of necromancy, and I will go to her and inquire of her. And his servants will say to him, Behold, a woman mistress of necromancy in the Fountain of Dor.

A familiar

Exodus 22:18
Thou shalt not preserve alive a sorceress.
Leviticus 19:31
Ye shall not turn to necromancers, and to wizards ye shall not seek, to be defiled by them: I Jehovah your God.
Leviticus 20:6
And the soul which shall turn to necromancers and to wizards, to commit fornication after them, and I gave my face against that soul and I cut him off from the midst of his people.
Deuteronomy 18:10
There shall not be found in thee him causing his son or his daughter to pass through in fire, divining divinations, practicing magic, and taking omens and a sorcerer,
2 Kings 21:6
And he caused his sons to pass through in fire, and he practiced magic, and took auguries, and made necromancy and a wizard spirit: he multiplied to do evil in the eyes of Jehovah to irritate.
Isaiah 8:19
And when they shall say to you, Seek ye to necromancers and to wizards peeping and panting: shall not a people seek their God among the living for the dead?
Acts 8:9
And a certain man, Simon by name, was before in the city using magic, and astonishing the nation of Samaria, saying himself to be somebody great:
Acts 16:16
And it was we going for prayer, a certain young girl having the spirit of Python met us, who furnished much gain to her lords, prophesying:

General references

Leviticus 19:31
Ye shall not turn to necromancers, and to wizards ye shall not seek, to be defiled by them: I Jehovah your God.