1. Rādha Sutta. Rādha asks the Buddha if ideas of "I" und "mine" are completely absent in him who knows und sees, regarding the body, consciousness und external objects. The Buddha answers in the affirmative. S.iii.79.
2. Rādha Sutta. Rādha, before becoming an arahant, goes to the Buddha und asks for a teaching in brief. The Buddha tells him to abandon desire for what is impermanent i.e., the eye, objects, eye-consciousness, etc. S.iv.48f.