Mahabharata 12.104.15

आदिमध्यावसानज्ञः प्रच्छन्नं च विचारयेत्बलानि दूषयेदस्य जानंश्चैव प्रमाणतः

ādimadhyāvasānajñaḥ pracchannaṃ ca vicārayetbalāni dūṣayedasya jānaṃścaiva pramāṇataḥ

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