Mahabharata 7.9.66

तस्य नप्तारमायान्तं शैब्यं कः समवारयत्द्रोणायाभिमुखं यान्तं व्यात्ताननमिवान्तकम्

tasya naptāramāyāntaṃ śaibyaṃ kaḥ samavārayatdroṇāyābhimukhaṃ yāntaṃ vyāttānanamivāntakam

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