成唯識論演祕 7.706

7.706

詳曰：今同前說，多經、論中說生淨故。《同性經》中，為對受用，化稱為穢，亦不相違。

Detailed analysis: Here we agree with the former explanation, because many sūtras and treatises speak of being born in the pure [land]. In the Tongxing jing, the manifestation is termed "impure" in contrast to the saṃbhoga [body], which also involves no contradiction.