As the error was carried out by the god Indra, he grants Hanuman a wish that his human body could well be as powerful as Indra's Vajra, Which his Vajra may not hurt him. As well as Indra other gods have also granted him needs: the God Agni granted Hanuman https://hanumanmandirinaustralia.blogspot.com/2025/06/built-on-belief-carried-by-devotion.html