Is this statement from the Bible a description of Self-enquiry?
The spirit of man is the lamp of the LORD, Searching all the innermost parts of his being.
Proverbs 20:27, New American Standard Bible
The innermost part of our being is the lamp. The search ends only when it rests as itself.
Related reading: Ouspensky’s tragic mistake
Painting: Saint Jerome by Petrus Van Schendel