七佛八菩薩所說大陀羅尼神呪經 4.68

4.68

誦呪三遍，三色縷黃赤綠，作二十一結，先繫脚、後繫腰、却繫手。

Chant the spell three times over three-colored thread—yellow, red, and green—making twenty-one knots; tie it first to the foot, then to the waist, and then to the hand.