釋氏稽古略 4.49

4.49

譯經　河中府傳顯密教沙門法進。請西域法天三藏譯經於蒲津。詔入京師。初興譯事。詔童子五十人習梵學（譯經總錄）。

Translation of scriptures: The śramaṇa Fajin, transmitter of the exoteric and esoteric teachings in Hezhong Prefecture, invited the Tripiṭaka Master Fatian of the Western Regions to translate scriptures at Pujin. By imperial decree, they were summoned into the capital. The work of translation was first initiated; an imperial decree ordered fifty youths to study Sanskrit (Yijing zonglu).