As the mistake was done through the god Indra, he grants Hanuman a desire that his body could be as potent as Indra's Vajra, and that his Vajra could also not hurt him. Together with Indra other gods have also granted him wishes: the God Agni granted Hanuman a want https://snoopydirectory.com/listings834444/how-much-you-need-to-expect-you-ll-pay-for-a-good-hanuman