John 4:24
God is Spirit, and his worshippers must worship him in Spirit and in reality."
Matthew 6:5-8
Also, when you pray, you must not be like the hypocrites, for they like to stand and pray in the synagogues and at the street-corners, so as to be seen by men; I tell you truly, they do get their reward.
Matthew 23:13
Woe to you, you impious scribes and Pharisees! you shut the Realm of heaven in men's faces; you neither enter yourselves, nor will you let those enter who are on the point of entering.
John 14:23
Jesus answered, "If anyone loves me he will obey my word, and my Father will love him, and we will come to him and take up our abode with him.
James 4:8
draw near to God, and he will draw near to you. Cleanse your hands, you sinners, and purify your hearts, you double-minded.
1 John 3:20-22
whenever our heart condemns us; for God is greater than our heart, and he knows all.