菩薩瓔珞本業經 1.60

1.60

「佛子！七、趣向無礙智。所謂十八界——六境、六根、六識——一合相，一切法亦一合相故。

"Buddha-son! Seventh is the unhindered wisdom of orientation, that is to say, the eighteen elements—the six objects, six faculties, and six consciousnesses—are of a single composite mark, and all phenomena are likewise of a single composite mark.