Meditation
Bible study on meditation.

Phil. 4:8

Christians must meditate upon things that are true, noble, just, pure, lovely, of good report, and praiseworthy.

1 Tim. 4:11-15

We must meditate upon our example to believers, the word of God, exhortation, and doctrine.

Col. 3:2

Christians are to set their minds on things above, not on things of the earth.

Pr. 23:7

A man is, as he thinks in his heart.

Evil companions corrupt good morals (1 Cor. 15:33). If our companions are evil, our thoughts will become evil.

If an evil person is allowed to stay in fellowship with a church, other Christians will follow after the evil person into sin (1 Cor. 5:6).

Rom. 12:3

We should not think more highly of ourselves than we ought (cf. 1 Cor. 10:12; Gal. 6:3).

1 Cor. 4:6

We should not think upon things which are not revealed in Scripture.

1 Cor. 13:5

Love thinks no evil.