The असुरस् (Demons) who were the sons of सिंहिका . Two sons named हिरण्याक्ष and हिरण्यकशिपु and a daughter named सिंहिका were born to प्रजापति कश्यप by his wife दिति . सिंहिका was given in marriage to विप्रचित्ति . The sons of this couple were known by the name सैंहिकेयस् . राहु was the first of the सैंहिकेयस् . (Agni Purāṇa. Chapter 19) . For further details see under राहु .