As the error was carried out through the god Indra, he grants Hanuman a want that his human body will be as powerful as Indra's Vajra, and that his Vajra may also not hurt him. Together with Indra other gods have also granted him needs: the God Agni granted Hanuman https://adelaidefamoushindutemple.blogspot.com/2024/07/the-spiritual-haven-of-hanuman-mandir.html