1. Vitakka Sutta. Sense desire thinking is got rid of by renunciation, ill will thinking and harm thinking by the cultivation of their opposites. A.iii.446.
2. Vitakka Sutta. Concentration accompanied by thought, both directed and sustained, only sustained, neither directed nor sustained, is the path which leads to the "Uncompounded." S.iv.360.
3. Vitakka Sutta. Thoughts of lust, hatred, and delusion are unprofitable. Thoughts of ill, its cause, etc., are concerned with profit. S.v.417.