As The error was carried out through the god Indra, he grants Hanuman a want that his system could be as robust as Indra's Vajra, and that his Vajra could also not harm him. Along with Indra other gods have also granted him needs: the God Agni granted Hanuman a https://hanumanjimandir.food.blog/2024/07/12/the-universal-appeal-of-lord-shanidev/