Hoyt & Roberts, comps. Hoyt’s New Cyclopedia of Practical Quotations. 1922.
Narcissus
If thou hast a loaf of bread, sell half and buy the flowers of the narcissus; for bread nourisheth the body, but the flowers of the narcissus the soul.
Oswald Crawfurd—Round the Calendar in Portugal. P. 114. Quoting it from Mohammed.