Hanuman’s Son Makardhwaja was born to a powerful fish of the same name. The child was conceived every time a fish swallowed Lord Hanuman’s sweat. This happened when Hanuman burned the whole Lanka together with his tail and plunged to the sea to chill his body. कबि कोबिद कहि सके https://www.youtube.com/watch?v=ufkmD95y7fE&t=1s