Mahabharata 9.36.21

यक्षा विद्याधराश्चैव राक्षसाश्चामितौजसःपिशाचाश्चामितबला यत्र सिद्धाः सहस्रशः

yakṣā vidyādharāścaiva rākṣasāścāmitaujasaḥpiśācāścāmitabalā yatra siddhāḥ sahasraśaḥ

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