An-Nawawi records in his book Riyad us-Saliheen: Abu Huraira reported: The Messenger of Allah, peace and blessings be upon him, said: When one of you performs two cycles before the dawn prayer, let him lie down on his side. Source: Sunan At-Tirmidhi 420 Grade: Sahih
Abdullah ibn Umar (radi Allahu anhu) reported: I prayed with the Messenger of Allah, peace and blessings be upon him, two cycles before the noon prayer, two cycles after the noon prayer, two cycles after the Friday prayer, two cycles after the sunset prayer, and two cycles after the evening prayer. Source: Sahih Bukhari 1116 Grade: Sahih
Aisha (radi Allahu anha) reported: The Prophet, peace and blessings be upon him, would not abandon four cycles before the noon prayer or two cycles before the dawn prayer. Source: Sahih Bukhari 1127 Grade: Sahih






