金光明經文句記 6.198

6.198

初、明無觀俱失。身等為境能發其觀，觀成境現事理雙明，猪揩金山方之可解。

First, explaining that without contemplation both are lost. The body and so forth, serving as the object, can initiate this contemplation; when the contemplation is accomplished and the object appears, phenomena and principle are both made clear—by the analogy of a pig rubbing against a gold mountain, this can be understood.