As the mistake was performed with the god Indra, he grants Hanuman a desire that his entire body can be as solid as Indra's Vajra, and that his Vajra may also not damage him. As well as Indra other gods have also granted him wishes: the God Agni granted Hanuman https://hindu-temples-in-adelaide.mystrikingly.com/blog/exploring-the-spiritual-heart-of-adelaide-hanuman-mandir