New Revised Standard Version
For you have forsaken the ways of your people, O house of Jacob. Indeed they are full of diviners from the east and of soothsayers like the Philistines, and they clasp hands with foreigners.

Contemporary English Version
Our LORD, you have deserted your people, Israel, because they follow customs of nations from the east. They worship Philistine gods and are close friends of foreigners.

New American Bible
You have abandoned your people, the house of Jacob! Because they are filled with diviners, and soothsayers, like the Philistines; with foreigners they clasp hands.

Douay-Rheims Bible
For thou hast cast off thy people, the house of Jacob: because they are filled as in times past, and have had soothsayers as the Philistines, and have adhered to strange children.

For thou hast cast off thy people, the house of Jacob: because they are filled as in times past, and have had soothsayers as the Philistines, and have adhered to strange children.

therefore

Deuteronomy 31:16,17 And the Lord said to Moses: Behold thou shalt sleep with thy fathers, and this people rising up will go a fornicating after strange gods in the land, to which it goeth in to dwell: there will they forsake me, and will make void the covenant, which I have made with them, . . .

2 Chronicles 15:2 And he went out to meet Asa, and said to him: Hear ye me, Asa, and all Juda and Benjamin: The Lord is with you, because you have been with him. If you seek him, you shall find: but if you forsake him, he will forsake you.

2 Chronicles 24:20 The spirit of God then came upon Zacharias the son of Joiada the priest, and he stood in the sight of the people, and said to them: Thus saith the Lord God: Why transgress you the commandment of the Lord which will not be for your good, and have forsaken the Lord, to make him forsake you?

Lamentations 5:20 Why wilt thou forget us for ever? why wilt thou forsake us for a long time?

Romans 11:1,2,20 I say then: Hath God cast away his people? God forbid! For I also am an Israelite of the seed of Abraham, of the tribe of Benjamin. . . .

from the east.

Numbers 23:7 And taking up his parable, he said: Balac king of the Moabites hath brought me from Aram, from the mountains of the east: Come, said he, and curse Jacob: make haste and detest Israel.

and are

Isaiah 8:19 And when they shall say to you: Seek of pythons, and of diviners, who mutter in their enchantments: should not the people seek of their God, for the living of the dead?

Isaiah 47:12,13 Stand now with thy enchanters, and with the multitude of thy sorceries, in which thou hast laboured from thy youth, if so be it may profit thee any thing, or if thou mayst become stronger. . . .

Exodus 22:18 Wizards thou shalt not suffer to live.

Leviticus 19:31 Go not aside after wizards: neither ask any thing of soothsayers, to be defiled by them. I am the Lord your God.

Leviticus 20:6 The soul that shall go aside after magicians, and soothsayers, and shall commit fornication with them: I will set my face against that soul, and destroy it out of the midst of its people.

Deuteronomy 18:10-14 Neither let there be found among you any one that shall expiate his son or daughter, making them to pass through the fire: or that consulteth soothsayers, or observeth dreams and omens, neither let there be any wizard, . . .

1 Chronicles 10:13 So Saul died for his iniquities, because he transgressed the commandment of the Lord, which he had commanded, and kept it not: and moreover consulted also a witch,

and they

Exodus 34:16 Neither shalt thou take of their daughters a wife for thy son, lest after they themselves have committed fornication, they make thy sons also to commit fornication with their gods.

Numbers 25:1,2 And Israel at that time abode in Settim, and the people committed fornication with the daughters of Moab, . . .

Deuteronomy 21:11-13 And seest in the number of the captives a beautiful woman, and lovest her, and wilt have her to wife, . . .

1 Kings 11:1,2 And king Solomon loved many strange women, besides the daughter of Pharao, and women of Moab, and of Ammon, and of Edom, and of Sidon, and of the Hethites: . . .

Nehemiah 13:23 In those days also I saw Jews that married wives, women of Azotus, and of Ammon, and of Moab.

Psalm 106:35 And they were mingled among the heathens, and learned their works:

Jeremiah 10:2 Thus saith the Lord: Learn not according to the ways of the Gentiles: and be not afraid of the signs of heaven, which the heathens fear:

please themselves in.