
Riyadh-as-Saliheen by Imam Al-Nawawi, volume 4, hadith number 638
Sunni Hadith
Source: Meditations (c. 121–180 AD), Book VII, 63
Riyadh-as-Saliheen by Imam Al-Nawawi, volume 4, hadith number 638
Sunni Hadith
That we do not study to make Use of the established Principles concerning Good and Evil, Chap. xvi.
Bartlett's Familiar Quotations, 10th ed. (1919)
Spiritual Canticle of The Soul and The Bridegroom
Essais de Morale (1753), XII, 301, in The Bourgeois: Catholicism vs. Capitalism in Eighteenth-Century France (1927) as translated by Mary Ilford (1968), p. 118