Allah said,

[وَعَلَى رَبِّهِمْ يَتَوَكَّلُونَ]

(And they put their trust in their Lord.)

Therefore, the believers hope in none except Allah, direct their dedication to Him alone, seek refuge with Him alone, invoke Him alone for their various needs and supplicate to Him alone. They know that whatever He wills, occurs and that whatever He does not will never occurs, that He alone is the One Who has the decision in His kingdom, without partners; none can avert the decision of Allah and He is swift in reckoning. Hence the statement of Sa`id bin Jubayr, "Tawakkul of Allah is the essence of faith.