大方廣佛華嚴經願行觀門骨目 2.2

2.2

十定品二十七（卷四十。此十種定，以稱理故，一一皆從理具而起，故凡所入恒具恒空，恒在法性，即體而用，體用不二，六即言之皆可修入）

Chapter 27: The Ten Concentrations (Fascicle 40. Because these ten kinds of concentrations accord with principle, each and every one arises from the inherent presence of principle. Therefore, whatever is entered constantly possesses [all], is constantly empty, constantly abides in dharmatā, and is functioning identical to essence, essence and function being non-dual; spoken in terms of the six identities, all can be cultivated and entered).