Acts 8:11

They listened to him, because for a long time he had amazed them with his sorceries.

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,

Galatians 3:1

Foolish Galatians, who has cunningly deceived you, before whose eyes Jesus Christ was openly set forth as crucified?

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?"

Isaiah 44:25

who foils the omens of the empty talkers, and makes fools of diviners; who turns wise men back, and makes their knowledge foolish;

Isaiah 47:9-13

but these two things shall come to you in a moment in one day, the loss of children, and widowhood; in their full measure shall they come on you, in spite of your many sorceries and the potency of your spells.

Treasury of Scripture Knowledge

Summary

And to him they had regard, because that of long time he had bewitched them with sorceries.

Bible References

He had

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?"
Isaiah 44:25
who foils the omens of the empty talkers, and makes fools of diviners; who turns wise men back, and makes their knowledge foolish;
Isaiah 47:9
but these two things shall come to you in a moment in one day, the loss of children, and widowhood; in their full measure shall they come on you, in spite of your many sorceries and the potency of your spells.
Galatians 3:1
Foolish Galatians, who has cunningly deceived you, before whose eyes Jesus Christ was openly set forth as crucified?

General references

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.
Acts 8:19
saying, "Give me also this power, that whomever I lay my hands on may receive the Holy Spirit."