Maqāṣid-al-Taṣawwuf of Imam Al-Nawawī, containing the daily Awrad to be recited in the morning (from Ṣubḥ Ṣādiq until Zawāl) and evening (from Zawāl until Maghrib), as well as the fundamental principles of Taṣawwuf: archive.org/details/al-maqasid-121117002304-phpapp02/page/n109/mode/2up