O brāhmaṇa, the followers of Lord Indra had impudently attacked the saintly Mārkaṇḍeya, yet he did not succumb to any influence of false ego. For great souls such tolerance is not at all surprising.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
इतीन्द्रानुचरैर्ब्रह्मन् धर्षितोऽपि महामुनिः । यन्नागादहमो भावं न तच्चित्रं महत्सु हि
itīndrānucarairbrahman dharṣito'pi mahāmuniḥ | yannāgādahamo bhāvaṃ na taccitraṃ mahatsu hi
SB 12.8.30