[4] Tawakkul as a theological concept was formalized by Shaqiq al-Balkhi (d. 810), who defined it as a spiritual state or hal.
[5] Zuhd can be described as being based on tawakkul or "trust in God alongside love of poverty.
The pens have been lifted and the pages have dried.” (At-Tirmidhi)[17] Many Muslim legends such as those of Rabi'a illustrate tawakkul.
Of Rabi'a, it is said that when her donkey died in the desert while she was on the hajj, she refused aid from a caravan, instead depending on God to provide for her.
[18] Sahl al-Tustarī claimed that perceiving secondary causes was a sign of a lack of reliance on God.
So, whoever does not have at-Tawakkul does not possess Imaan.”[20] Since early times in Islam there has been debate as to the extent of tawakkul as a virtue in everyday life.
Views of extreme and total dependence on God to the point of pure fatalism were popular among rejectionist ascetics.
[19] There is a hadith "Tie it and Rely" that says: Anas ibn Malik narrated that a man said: "O Messenger of Allah!