Koura is located between the two rivers between the patches of Mosul and Nusaybin, and it was not mentioned by the owners of Baladiyan sources who referred to the works of Mosul in relation to the early Islamic eras.
The province between the two rivers was not mentioned among the Baladiyuns as mentioned above, because it was in those historical periods that it fell within the so-called Ba'arabaya district in that period, and that the name between the two rivers came late after it started to call the areas close to Mosul the name Baqa'a of Mosul while it started being called On the regions near Nusaybin, the name of the province between the two rivers.