John 4:24
God is a spirit, and they that worship him, must worship him in spirit and in truth.
Matthew 6:5-8
And when thou prayest, thou shall not be as the hypocrites; for they love to pray, standing in the synagogues, and in the corners of the streets, that they may appear to men: verily I say unto you, they have their reward.
Matthew 23:13
But wo to you, scribes and Pharisees, hypocrites; for ye shut the kingdom of heaven against men: ye go not in, neither suffer ye them that are entring to go in.
John 14:23
Jesus answered and said to him, If any man love me, he will keep my words; and my Father will love him, and we will come to him, and make our abode with him.
James 4:8
Draw nigh to God and he will draw nigh to you: cleanse your hands, ye sinners, and purify your hearts, ye double-minded.
1 John 3:20-22
For if our heart condemn us, God is greater than our heart, and knoweth all things.