Anas ibn Malik reported: A man said, “O Messenger of Allah, should I tie my camel and trust in Allah, or should I leave her untied and trust in Allah?” The Prophet, peace and blessings be upon him, said, “Tie her and trust in Allah.” Source: Sunan al-Tirmidhī 2517 May Allah open doors of khair to the one who takes the means and relies on his Lord.