大毘盧遮那成佛經疏 17.10

17.10

第四印，如前第三印，其二地指相並雙屈入掌。此是佛音莊嚴印，亦是萬德莊嚴印也。亦云內外莊嚴也。如世間人有種種室宅衣服事所等，眾寶之具無所不有以莊嚴之，則名萬德皆具。今此若內若外，如來眾德莊嚴皆具也。漫荼羅半月形，而側以點圍之，餘如前思之也。真言：

As for the fourth mudrā, it is like the previous third mudrā, with the two earth fingers parallel and bent together into the palm. This is the Buddha-voice adornment mudrā, and also the mudrā of adornment with myriad virtues. It is also called the adornment of the inner and outer. Just as worldly people have various chambers, garments, ritual implements, and the like, adorned with every kind of precious requisite, which is called 'replete with myriad virtues'; so too here, whether inner or outer, the Tathāgata's adornment of myriad virtues is fully present. The maṇḍala is half-moon shaped, with dots flanking and surrounding it; the rest should be contemplated as before. The mantra is: