Mahabharata 8.49.23

त्वया चैव व्रतं पार्थ बालेनैव कृतं पुरातस्मादधर्मसंयुक्तं मौढ्यात्कर्म व्यवस्यसि

tvayā caiva vrataṃ pārtha bālenaiva kṛtaṃ purātasmādadharmasaṃyuktaṃ mauḍhyātkarma vyavasyasi

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