´Anas bin Malik narrated that a man said:` "O Messenger of Allah! Shall I tie it and rely(upon Allah), or leave it loose and rely(upon Allah)?" He said: "Tie it and rely(upon Allah)." Other chains report similar narrations.
Hadith ReferenceSunan at-Tirmidhi / Chapters on the description of the Day of Judgement, Ar-Riqaq, and Al-Wara' / Hadith: 2517