´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 Referenceسنن ترمذي / كتاب صفة القيامة والرقائق والورع عن رسول الله صلى الله عليه وسلم / 2517