大佛頂如來放光悉怛多般怛羅大神力都攝一切呪王陀羅尼經大威德最勝金輪三昧呪品 1.40

1.40

「苾右手中指於頭指間，頭指押大母指上節，大母指押小指甲上。若人作此印誦此呪，一切諸天將甘露灌此人頂上不可思議。」

"Twist the right middle finger between the index finger, let the index finger press the upper joint of the thumb, and let the thumb press upon the fingernail of the little finger. If someone forms this mudrā and recites this mantra, all the devas will pour amṛta onto this person's crown, which is inconceivable."