大毘盧遮那成佛經疏 17.12

17.12

Fifth: form the saṃpuṭa añjali as before and slightly separate and curve it; the two space fingers are opened (slightly curved inward), opening the center of the palms like someone cupping water. It is named the mudrā of arising from the Buddha's limbs, meaning that it is born from all the limbs of the Tathāgata. Its maṇḍala is shaped like a vase, the intention being to take the belly of the vase, which is round in shape. It is surrounded by four vajras; the rest is as before. Its mantra is: