The wars of Mahomet against the Jewish tribes of Kainoka, the Nadhirites, Koraidha, and Chaibar, are related by Abulfeda (p. 61, 71, 77, 87, etc.) and Gagnier, (tom. ii. p. 61 - 65, 107 - 112, 139 - 148, 268 - 294.)