As The mistake was carried out by the god Indra, he grants Hanuman a would like that his entire body would be as robust as Indra's Vajra, Which his Vajra could also not harm him. Together with Indra other gods have also granted him needs: the God Agni granted Hanuman https://hanumanhindutemplesaustralia.blogspot.com/2024/12/hanuman-mandir-and-shani-dev-temple-in.html