Chronicles II 25:13

13 And the men of the host whom Amasias sent back so that they should not go with him to battle, and attacked the cities of Juda, from Samaria to Baethoron; and they smote three thousand among them, and took much spoil.

Chronicles II 25:13 In-Context

11 And Amasias strengthened , and took his people, and went to the valley of salt, and smote there the children of Seir ten thousand.
12 And the children of Juda took ten thousand prisoners, and they carried them to the top of the precipice, and cast them headlong from the top of the precipice, and they were all dashed to pieces.
13 And the men of the host whom Amasias sent back so that they should not go with him to battle, and attacked the cities of Juda, from Samaria to Baethoron; and they smote three thousand among them, and took much spoil.
14 And it came to pass, after Amasias had returned from smiting Idumea, that he brought home the gods of the children of Seir, and set them up for himself as gods, and bowed down before them, and he sacrificed to them.
15 And the anger of the Lord came upon Amasias, and he sent him a prophet, and he said to him, Why hast thou sought the gods of the people, which have not rescued their own people out of thine hand?

The Brenton translation of the Septuagint is in the public domain.