Mahabharata 7.167.41

विक्रोशमाने हि मयि भृशमाचार्यगृद्धिनिअवकीर्य स्वधर्मं हि शिष्येण निहतो गुरुः

vikrośamāne hi mayi bhṛśamācāryagṛddhiniavakīrya svadharmaṃ hi śiṣyeṇa nihato guruḥ

Our plain-language meaning of this verse is waiting for scholar review.