1 Maccabees 1:15

15 And made themselves uncircumcised, and forsook the holy covenant, and joined themselves to the heathen, and were sold to do mischief.

1 Maccabees 1:15 In-Context

13 Then certain of the people were so forward herein, that they went to the king, who gave them licence to do after the ordinances of the heathen:
14 Whereupon they built a place of exercise at Jerusalem according to the customs of the heathen:
15 And made themselves uncircumcised, and forsook the holy covenant, and joined themselves to the heathen, and were sold to do mischief.
16 Now when the kingdom was established before Antiochus, he thought to reign over Egypt that he might have the dominion of two realms.
17 Wherefore he entered into Egypt with a great multitude, with chariots, and elephants, and horsemen, and a great navy,
The King James Version is in the public domain.