Mahabharata 3.186.85

तपसा चिन्तयंश्चापि तं शिशुं नोपलक्षयेभूतं भव्यं भविष्यच्च जानन्नपि नराधिप

tapasā cintayaṃścāpi taṃ śiśuṃ nopalakṣayebhūtaṃ bhavyaṃ bhaviṣyacca jānannapi narādhipa

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