New Revised Standard Version
For they have taken some of their daughters as wives for themselves and for their sons. Thus the holy seed has mixed itself with the peoples of the lands, and in this faithlessness the officials and leaders have led the way.”

Contemporary English Version
Some Israelite men have married foreign women and have let their sons do the same thing. Our own officials and leaders were the first to commit this disgusting sin, and now God's holy people are mixed with foreigners.

New American Bible
for they have taken some of their daughters as wives for themselves and their sons, thus intermingling the holy seed with the peoples of the lands. Furthermore, the leaders and rulers have taken a prominent part in this apostasy!”

Douay-Rheims Bible
For they have taken of their daughters for themselves and for their sons, and they have mingled the holy seed with the people of the lands. And the hand of the princes and magistrates hath been first in this transgression.

For they have taken of their daughters for themselves and for their sons, and they have mingled the holy seed with the people of the lands. And the hand of the princes and magistrates hath been first in this transgression.

taken of their

Ezra 10:18-44 And there were found among the sons of the priests that had taken strange wives: Of the sons of Josue the son of Josedec, and his brethren, Maasia, and Eliezer, and Jarib, and Godolia. . . .

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.

Deuteronomy 7:1-4 When the Lord thy God shall have brought thee into the land, which thou art going in to possess, and shall have destroyed many nations before thee, the Hethite, and the Gergezite, and the Amorrhite, and the Chanaanite, and the Pherezite, and the Hevite, and the Jebusite, seven nations much more numerous than thou art, and stronger than thou: . . .

Nehemiah 13:23,24 In those days also I saw Jews that married wives, women of Azotus, and of Ammon, and of Moab. . . .

Malachi 2:11 Juda hath transgressed, and abomination hath been committed in Israel, and in Jerusalem: for Juda hath profaned the holiness of the Lord, which he loved, and hath married the daughter of a strange god.

the holy seed

Exodus 19:6 And you shall be to me a priestly kingdom, and a holy nation. These are the words thou shalt speak to the children of Israel.

Exodus 22:31 You shall be holy men to me: the flesh that beasts have tasted of before, you shall not eat, but shall cast it to the dogs.

Deuteronomy 7:6 Because thou art a holy people to the Lord thy God. The Lord thy God hath chosen thee, to be his peculiar people of all peoples that are upon the earth.

Deuteronomy 14:2 Because thou art a holy people to the Lord thy God: and he chose thee to be his peculiar people of all nations that are upon the earth.

Isaiah 6:13 And there shall be still a tithing therein, and she shall turn, and shall be made a show as a turpentine tree, and as an oak that spreadeth its branches: that which shall stand therein, shall be a holy seed.

Malachi 2:15 Did not one make her, and she is the residue of his spirit? And what doth one seek, but the seed of God? Keep then your spirit, and despise not the wife of thy youth.

1 Corinthians 7:14 For the unbelieving husband is sanctified by the believing wife: and the unbelieving wife is sanctified by the believing husband. Otherwise your children should be unclean: but now they are holy.

mingled

Genesis 6:2 The sons of God seeing the daughters of men, that they were fair, took to themselves wives of all which they chose.

Nehemiah 13:3,23,24 And it came to pass, when they had heard the law, that they separated every stranger from Israel. . . .

2 Corinthians 6:14 Bear not the yoke with unbelievers. For what participation hath justice with injustice? Or what fellowship hath light with darkness?

the hand

Ezra 10:18-44 And there were found among the sons of the priests that had taken strange wives: Of the sons of Josue the son of Josedec, and his brethren, Maasia, and Eliezer, and Jarib, and Godolia. . . .

Nehemiah 13:4,17,28 And over this thing was Eliasib the priest, who was set over the treasury of the house of our God, and was near akin to Tobias. . . .