As the mistake was completed from the god Indra, he grants Hanuman a want that his body can be as robust as Indra's Vajra, Which his Vajra may also not harm him. As well as Indra other gods have also granted him wishes: the God Agni granted Hanuman a want https://hindutemplesouthaustralia.business.blog/2025/02/17/the-significance-of-lord-hanuman-and-his-spiritual-presence-in-australia/