Mahabharata 2.40.19

त्वं ह्यार्तानां समाश्वासो भीतानामभयंकरःपितृष्वसारं मा भैषीरित्युवाच जनार्दनः

tvaṃ hyārtānāṃ samāśvāso bhītānāmabhayaṃkaraḥpitṛṣvasāraṃ mā bhaiṣīrityuvāca janārdanaḥ

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