大方廣佛華嚴經疏 57.26

57.26

第五「善男子」下指示後友。城名師子宮者，禪定無亂，如彼深宮處之，則所說決定、作用無畏，故以為名。友名法寶髻者，綰攝諸亂，居心頂故。定含明智，加以寶名，以喻顯法，名法寶髻（已下六十六經）。

Fifth, from 'Good man' downwards points out the next spiritual friend. The city being named Lion Palace (Siṃhapota) is because dhyāna is without confusion; like residing in that deep palace, what one speaks is definitive and its functioning is fearless; hence it is taken as the name. The spiritual friend being named Dharmacūḍāmaṇi (Fabaoji): gathering all distractions, it resides at the crown of the mind. Meditative concentration contains clear wisdom, to which the name of jewel is added; using a metaphor to reveal the Dharma, he is named Dharmacūḍāmaṇi (from here on is fascicle sixty-six).