Matthew 6:22
The lamp of the body, is the eye: if therefore thine eye be single, thy whole body, shall be, lighted up;
Luke 11:34-36
The lamp of thy body, is thine eye: Whensoever, thine eye, may be, single, even the whole of thy body, is, lighted up; but, whensoever it may be, useless, even thy body, is darkened.
2 Corinthians 11:3
But I fear lest, by any means, as, the serpent, completely deceived Eve, in his craftiness, your minds should be corrupted from the singleness and the chastenesswhich are due unto the Christ.
Colossians 3:22
Ye servants! be obedient, in all things, unto them who, according to the flesh, are your masters, - not with eye-service, as man-pleasers, but with singleness of heart, revering the Lord, -
Acts 2:46
And, daily giving attendance with one intent in the temple and, at home, breaking bread, they were partaking of food with exultation and singleness of heart;
Ephesians 6:5
Ye servants, be obedient unto them who, after the flesh, are your masters, with fear and trembling, in singleness of your heart, as unto the Christ;