It is narrated that Bandagi Miran Syed Mahmood Rzi. was reading Tamheed, a book. Imam Mahdi Ahs asked him "What are you reading?" Bandagi Miran said "Tamheed."
Imam Mahdi Ahs instructed him "Give it up. Try to perform zikr, so that a condition (halat) comes about when you can understand Tamheed."
(Hashia Insaaf Nama - Matan Sharif, N.8)