Afterward , Qawsun arranged for Kujuk , an infant son of an - Nasir Muhammad , to replace Abu Bakr as sultan .
Qawsun had Abu Bakr and six of an - Nasir Muhammad 's other sons incarcerated in Qus , where Abu Bakr was executed in November .
Qawsun arranged for Kujuk , an infant son of an - Nasir Muhammad , to replace Abu Bakr as sultan .
Qawsun had Abu Bakr and six of an - Nasir Muhammad 's other sons incarcerated in Qus , where Abu Bakr was executed in November .