Reference: Taareekh Dimashq v48 p429
said:
The best [form of] jihaad is diligently performing the prayers, and the greatest [form of] ribaat (devotion) is waiting for one prayer after [another] prayer.

Reference: Taareekh Dimashq v48 p429
said:
The best [form of] jihaad is diligently performing the prayers, and the greatest [form of] ribaat (devotion) is waiting for one prayer after [another] prayer.