Judges 10:8

8 and they crush and oppress the sons of Israel in that year -- eighteen years all the sons of Israel [who] are beyond the Jordan, in the land of the Amorite, which [is] in Gilead.

Judges 10:8 In-Context

6 And the sons of Israel add to do the evil thing in the eyes of Jehovah, and serve the Baalim, and Ashtaroth, and the gods of Aram, and the gods of Zidon, and the gods of Moab, and the gods of the Bene-Ammon, and the gods of the Philistines, and forsake Jehovah, and have not served Him;
7 and the anger of Jehovah burneth against Israel, and He selleth them into the hand of the Philistines, and into the hand of the Bene-Ammon,
8 and they crush and oppress the sons of Israel in that year -- eighteen years all the sons of Israel [who] are beyond the Jordan, in the land of the Amorite, which [is] in Gilead.
9 And the Bene-Ammon pass over the Jordan to fight also against Judah, and against Benjamin, and against the house of Ephraim, and Israel hath great distress.
10 And the sons of Israel cry unto Jehovah, saying, `We have sinned against Thee, even because we have forsaken our God, and serve the Baalim.'
Young's Literal Translation is in the public domain.