Mahabharata 5.36.19

न श्रद्दधाति कल्याणं परेभ्योऽप्यात्मशङ्कितःनिराकरोति मित्राणि यो वै सोऽधमपूरुषः

na śraddadhāti kalyāṇaṃ parebhyo'pyātmaśaṅkitaḥnirākaroti mitrāṇi yo vai so'dhamapūruṣaḥ

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