As the mistake was accomplished via the god Indra, he grants Hanuman a wish that his human body can be as robust as Indra's Vajra, Which his Vajra can also not damage him. Along with Indra other gods have also granted him wishes: the God Agni granted Hanuman a wish https://vashikaranspecialistnearm15689.answerblogs.com/37298420/the-fact-about-hanuman-that-no-one-is-suggesting