Matthew 6:22
"The lamp of the body is the eye. If therefore your eye is sound, your whole body will be full of light.
Luke 11:34-36
The lamp of the body is the eye. Therefore when your eye is good, your whole body is also full of light; but when it is bad, your body also is full of darkness.
2 Corinthians 11:3
But I am afraid that somehow, as the serpent deceived Eve in his craftiness, so your minds might be corrupted from a sincere and pure devotion to Christ.
Colossians 3:22
Servants, obey in all things those who are your masters according to the flesh, not just when they are looking, as men pleasers, but in singleness of heart, fearing the Lord.
Acts 2:46
Day by day, continuing steadfastly with one accord in the temple, and breaking bread at home, they took their food with gladness and singleness of heart,
Ephesians 6:5
Servants, be obedient to those who according to the flesh are your masters, with fear and trembling, in singleness of your heart, as to Christ;