Mahabharata 6.15.71
महान्तं भारमुद्यम्य विश्रुतं सार्वलौकिकम्दृष्ट्वा विनिहतं भीष्मं मन्ये शोचन्ति पुत्रकाः
mahāntaṃ bhāramudyamya viśrutaṃ sārvalaukikamdṛṣṭvā vinihataṃ bhīṣmaṃ manye śocanti putrakāḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book