صحيح ابن خزيمه
Sahih Ibn Khuzaymah
جماع أبواب الأفعال المكروهة فى الصلاة التى قد نهي عنها المصليChapters on Disliked Acts in Prayer
(354) بَابُ ذِكْرِ الْخَبَرِ الْمُفَسِّرِ لِلَّفْظَةِ الْمُجْمَلَةِ الَّتِي ذَكَرْتُهَا354 Chapter: Mentioning the Detailed Report Explaining the General Statement Previously Mentioned.
Hadith 915
Imam Abu Bakr, may Allah have mercy on him, says that I have previously narrated this hadith from Sayyiduna Mu'ayqib, may Allah be pleased with him, from the Prophet Muhammad, peace and blessings be upon him, that he said: "If you must straighten the pebbles, then do it only once."
