E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
An imaginary king of Africa, of great wealth, who disdained all womankind. One day he saw a beggar-girl from his window, and fell in love with her. He asked her name; it was Penelophon, called by Shakespeare Xenelophon (Loves Labours Lost, iv. 1).
They lived together long and happily, and at death were universally lamented. (Percys Reliques, book ii. 6.)