As the error was done by the god Indra, he grants Hanuman a desire that his entire body would be as solid as Indra's Vajra, and that his Vajra might also not harm him. Together with Indra other gods have also granted him needs: the God Agni granted Hanuman a https://lorenzohqgwi.onzeblog.com/37019076/the-smart-trick-of-hanuman-that-nobody-is-discussing