However, the Muslims soon sued for peace, and Ferdinand, aware of the weakness of the army and the difficulty of mountain warfare, declared that the rebels must choose between exile or baptism.[19] Only those who could pay ten gold doblas were given passage, and the majority who could not pay had to stay and be baptized.[19] The insurgents surrendered in waves, beginning from the middle of April, since some waited to see whether the first insurgents who surrendered were safe.[19] The emigrants were escorted under guards to the port of Estepona and given passage to North Africa.[19] The remaining were allowed to return home after converting, surrendering their arms and forfeiting their property.[20][19]