續一切經音義 2.117

2.117

Inner doorways (門闥: the first character 門 is sometimes written 門; Shuowen says, “It takes two single doors.” The second character has the fanqie 他 + 達; the Collected Commentary to the Book of Han says, “Tà refers to a small doorway.” Qieyun says, “Tà refers to the passageway of a gate; it also means unobstructed”).