As The error was performed by the god Indra, he grants Hanuman a want that his entire body will be as robust as Indra's Vajra, Which his Vajra also can not damage him. In conjunction with Indra other gods have also granted him needs: the God Agni granted Hanuman a https://hanumanmandiradelaide.art.blog/2024/11/16/exploring-spirituality-at-hanuman-mandir-and-shani-dev-temples-in-adelaide/