Mahabharata 7.144.21
शिखण्डी तु महाराज गौतमस्य महद्धनुःअर्धचन्द्रेण चिच्छेद सज्यं सविशिखं तदा
śikhaṇḍī tu mahārāja gautamasya mahaddhanuḥardhacandreṇa ciccheda sajyaṃ saviśikhaṃ tadā
Our plain-language meaning of this verse is waiting for scholar review.