Proper noun
Helenus
(Greek mythology) the son of King Priam and Queen Hecuba of Troy, the twin brother of the prophetess Cassandra.
According to Apollodorus, Paris' brothers Helenus and Deiphobus vied over the hand of Helen. Source: Internet
According to legend, Cassandra had instructed her twin brother Helenus in the power of prophecy so he could be a prophet. Source: Internet
Cassandra was the daughter of King Priam (Priamos) and Queen Hecuba (Hekabe) and the fraternal twin sister of Helenus and a princess of Troy. Source: Internet
Calchas said that Helenus knew the prophecies concerning the fall of Troy, so Odysseus waylaid Helenus. Source: Internet
Helenus founded a city in Molossia and inhabited it, and Neoptolemus gave him his mother Deidamia as wife. Source: Internet
In Roman myths, the kingdom of Phtia was taken over by Helenus, who married Andromache. Source: Internet