Mahabharata 12.47.65

अभिगम्य तु योगेन भक्तिं भीष्मस्य माधवःत्रैकाल्यदर्शनं ज्ञानं दिव्यं दातुं ययौ हरिः

abhigamya tu yogena bhaktiṃ bhīṣmasya mādhavaḥtraikālyadarśanaṃ jñānaṃ divyaṃ dātuṃ yayau hariḥ

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