Hanuman was born to your Benaras. His mom Anjana was an apsara who was born on earth as a result of a curse. She was redeemed from this curse on supplying beginning to some son. The Valmiki Ramayana states that his father Kesari was the son of Rahu and was he was the King of a place named Sumeru. According https://shanidevtemple.com.au/