大毘盧遮那成佛神變加持經蓮華胎藏菩提幢標幟普通真言藏廣大成就瑜伽 3.84

3.84

"The lord of the Nairṛta quarter is named the Great Rākṣasa,
holding a knife, terrifying in form (wisdom knife).
For these rākṣasas,
[hands are in] lotus-clasp, ring fingers entering the moon, index fingers upright, thumbs and middle fingers crossing,
as well as for the rākṣasīs, etc."