The Messenger of Allah (peace and blessings be upon him) said: "Muslims are bound by their conditions." This hadith is narrated from a group of Companions, among whom are Sayyiduna Abu Hurairah, Sayyidah Aisha, Sayyiduna Anas bin Malik, Sayyiduna Amr bin Awf, Sayyiduna Rafi' bin Khadij, and Sayyiduna Abdullah bin Umar (may Allah be pleased with them).