Bulugh al-Maram 2 The Book of Prayer كتاب الصلاة 299

وَلَهُمَا عَنْ أَبِي هُرَيْرَةَ: { بِخَمْسٍ وَعِشْرِينَ جُزْءًا } 1 . 1 – صحيح. رواه البخاري (648)، ومسلم (649).

Both al-Bukhari and Muslim have also reported through Abu Hurairah (RA): “Twenty-five degrees (more).”