Mahabharata 3.115.26

क्षत्रियो ब्राह्मणाचारो मातुस्तव सुतो महान्भविष्यति महावीर्यः साधूनां मार्गमास्थितः

kṣatriyo brāhmaṇācāro mātustava suto mahānbhaviṣyati mahāvīryaḥ sādhūnāṃ mārgamāsthitaḥ

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