Musnad Abu Ya'la al-Mawsili 117:129

Qatan ibn Nusayr al-Ghubari narrated to us, Ja'far ibn Sulayman narrated to us, Thabit narrated to us, from Anas: The Messenger of Allah (peace and blessings of Allah be upon him) said: "Let one of you ask his Lord for all of his needs, until he asks Him for the lace of his sandal if it breaks."