Adam Clarke's Commentary on the Bible - Matthew 6:22
The light of the body is the eye - That is, the eye is to the body what the sun is to the universe in the day time, or a lamp or candle to a house at night. If - thine eye be single - Απλους , simple, uncompounded; i.e. so perfect in its structure as to see objects distinctly and clearly, and not confusedly, or in different places to what they are, as is often the case in certain disorders of the eye; one object appearing two or more - or else in a different situation, and of a... read more
Adam Clarke's Commentary on the Bible - Matthew 6:21
Where your treasure is - If God be the treasure of our souls, our hearts, i.e. our affections and desires will be placed on things above. An earthly minded man proves that his treasure is below; a heavenly minded man shows that his treasure is above. read more