As the error was completed because of the god Indra, he grants Hanuman a would like that his system might be as potent as Indra's Vajra, and that his Vajra can also not harm him. Coupled with Indra other gods have also granted him needs: the God Agni granted Hanuman https://shanidevtempleadelaide.blogspot.com/2024/08/hanuman-jayanti-2025-at-hanuman-mandir.html