As the error was finished by the god Indra, he grants Hanuman a wish that his physique will be as solid as Indra's Vajra, and that his Vajra also can not harm him. Together with Indra other gods have also granted him needs: the God Agni granted Hanuman a desire https://earlev332rdo5.therainblog.com/35831372/fascination-about-hanuman