釋迦方志 2.86

2.86

七謂。後燕建興末。沙門曇猛者。從大秦路入達王舍城。及返之日。從陀歷道而還東夏。

The seventh: At the end of the Jianxing era of the Later Yan, the śramaṇa Tanmeng entered via the Daqin route and reached Rājagṛha. When he returned, he came back to the Eastern Realm via the Darel route.