sentences:  Muhammad ibn Tahir
  
  Abu 'Abdallah Muhammad ibn Tahir ibn 'Abdallah (, died c. 910) was the last Tahirid governor of Khurasan, from 862 until 873.When Muhammad's father Tahir ibn Abdallah died in 862, the caliph wanted to replace him with Tahir's brother Muhammad ibn Abdallah ibn Tahir, but after the latter refused he appointed Muhammad as governor.