A man asked, "Messenger of Allah, should I tie my camel and put my trust in Allah, or should I leave her loose and put my trust in Allah?"He replied, "Tie her and put your trust in Allah."Amr bin Ali said that Yahya said, "In my view this hadith is munkar."
حدثنا عمرو بن علي حدثنا يحيى بن سعيد القطان حدثنا المغيرة بن أبي قرة السدوسي قال سمعت
قال رجل يا رسول الله أعقلها وأتوكل أو أطلقها وأتوكل قال اعقلها وتوكل قال عمرو بن علي قال يحيى وهذا عندي حديث منكر
[Hasan] Abu Naeem also reported it in Al-Hilya (8/390) through the hadith of Amr bin Ali Fallas, from him. Mughira bin Abu Qurra was deemed reliable by Ibn Hibban, but he is otherwise obscure. The hadith has corroborating narrations in Ibn Hibban (no. 2549), Hakim (3/623), and others.