Mahabharata 12.136.112

अथ चापि सुसंत्रस्तौ तं दृष्ट्वा घोरदर्शनम्क्षणेन नकुलोलूकौ नैराश्यं जग्मतुस्तदा

atha cāpi susaṃtrastau taṃ dṛṣṭvā ghoradarśanamkṣaṇena nakulolūkau nairāśyaṃ jagmatustadā

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