GOD'S WORD® Translation
Sihon was the Amorite king who lived in Heshbon. His rule extended from Aroer on the edge of the Arnon Valley to the Jabbok River, which is the border of Ammon. This included the middle of the valley and half of Gilead.

American Standard Version
Sihon king of the Amorites, who dwelt in Heshbon, and ruled from Aroer, which is on the edge of the valley of the Arnon, and the city that is in the middle of the valley, and half Gilead, even unto the river Jabbok, the border of the children of Ammon;

Berean Study Bible
Sihon king of the Amorites, who lived in Heshbon. He ruled from Aroer on the rim of the Arnon Valley, along the middle of the valley, up to the Jabbok River (the border of the Ammonites), that is, half of Gilead,

Douay-Rheims Bible
Sehon king of the Amorrhites, who dwelt in Hesebon, and had dominion from Aroer, which is seated upon the bank of the torrent Arnon, and of the middle part in the valley, and of half Galaad, as far as the torrent Jaboc, which is the border of the children of Ammon.

English Revised Version
Sihon king of the Amorites, who dwelt in Heshbon, and ruled from Aroer, which is on the edge of the valley of Arnon, and the city that is in the middle of the valley, and half Gilead, even unto the river Jabbok, the border of the children of Ammon;

King James Bible
Sihon king of the Amorites, who dwelt in Heshbon, and ruled from Aroer, which is upon the bank of the river Arnon, and from the middle of the river, and from half Gilead, even unto the river Jabbok, which is the border of the children of Ammon;

World English Bible
Sihon king of the Amorites, who lived in Heshbon, and ruled from Aroer, which is on the edge of the valley of the Arnon, and the middle of the valley, and half Gilead, even to the river Jabbok, the border of the children of Ammon;

Young's Literal Translation
Sihon, king of the Amorite, who is dwelling in Heshbon, ruling from Aroer which is on the border of the brook Arnon, and the middle of the brook, and half of Gilead, and unto Jabok the brook, the border of the Bene-Ammon;

Joshua 12:2 Additional Translations ...