2. Of Heracleia, was the instructor of Apollonius of Tyana in Pythagorean philosophy, of which he is said to have possessed a very competent knowledge. (Phlilostr. Vit. Apoll. 1.7.)
[L.S]A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890