Mahabharata 1.113.33

निगूढनिश्चयं धर्मे यं तं दुर्वाससं विदुःतमहं संशितात्मानं सर्वयत्नैरतोषयम्

nigūḍhaniścayaṃ dharme yaṃ taṃ durvāsasaṃ viduḥtamahaṃ saṃśitātmānaṃ sarvayatnairatoṣayam

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