成唯識論演祕 7.167

7.167

答：欲明依、圓亦三解脫。故先引文，後方成立。次下《疏》云「既爾」等者，正成立也。

Answer: It is intended to clarify that the other-dependent and the consummate are also the three liberations. Therefore, it first cites the text and subsequently establishes it. Where the Commentary next says "Since it is so," etc., this formally establishes it.