Mahabharata 1.29.3

ज्वलनार्कप्रभं घोरं छेदनं सोमहारिणाम्घोररूपं तदत्यर्थं यन्त्रं देवैः सुनिर्मितम्

jvalanārkaprabhaṃ ghoraṃ chedanaṃ somahāriṇāmghorarūpaṃ tadatyarthaṃ yantraṃ devaiḥ sunirmitam

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