In return for ceding the town of Debarwa , Ozdemur Pasha extended military support to the exiled Bahri negassi .
Bahri led an army into Tigray and the other northern provinces .
In return for ceding the town of Debarwa , Ozdemur Pasha extended military support to the exiled Bahri negassi , and Yeshaq led an army into Tigray and the other northern provinces .