The Messenger of Allah ﷺ said, "Faith has seventy-odd branches. The lowest of them is removing harm from the road, and the highest is the declaration that there is no god but Allah."
حدثنا وكيع قال حدثنا سفيان عن سهيل بن أبي صالح عن عبد الله بن دينار عن أبي صالح
قال رسول الله ﷺ الإيمان بضع وسبعون بابا فأدناه إماطة الأذى عن الطريق وأرفعها قول لا إله إلا الله
[Shakir: 9709] Its isnad is sahih. It is found in Bukhari 1/9, Muslim 1/63 no. 35, Tirmidhi 5/10 no. 2614, and Nasai 8/110 no. 5005.[Shakir: 9710] Its isnad is sahih. Yazid bin Asam is Ibn Amr bin Ubayd, the nephew of the Mother of the Believers Maymuna, and he is trustworthy.