Mahabharata 6.67.9

भीष्ममेवाभिलीयन्त सह सर्वैस्तवात्मजैःतेषामार्तायनमभूद्भीष्मः शंतनवो रणे

bhīṣmamevābhilīyanta saha sarvaistavātmajaiḥteṣāmārtāyanamabhūdbhīṣmaḥ śaṃtanavo raṇe

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