Belus

In Greek mythology, Belus (Ancient Greek: Βῆλος "Bē̂los") was a king of Egypt and father of Aegyptus and Danaus and (usually) brother to Agenor. 
References.
Redfield, B.G. (1989) "The Concise Dictionary of Mythology", Peerage Books, London, pp. 28 &amp; 30-31.