As the mistake was finished with the god Indra, he grants Hanuman a want that his human body might be as robust as Indra's Vajra, and that his Vajra also can not damage him. In addition to Indra other gods have also granted him wishes: the God Agni granted Hanuman https://hanumantempleinadelaide.water.blog/2024/04/17/a-sanctuary-of-hindu-worship-and-community-spirit/