Matthew 6:7
When you pray, be not verbose, as the heathen are: for they think they shall be heard for their loquaciousness.
Matthew 23:13
Wo unto you, Scribes and Pharisees, hypocrites, who prey upon the estates of widows, under the pretext of making long prayers; therefore ye shall be punish'd with the greater severity.
Luke 13:25-28
when once the master of the family is enter'd in, and has fastned the door, you will stand without beating at the door, and cry, Lord, Lord, let us in: but he will answer, you are strangers to me.
1 Timothy 2:8
I direct therefore that the men pray in publick and private, lifting up their hands to heaven with innocence, charity, and composure.