Matthew 6:7

But when ye pray, use not vain repetitions, as the heathen do: for they think that they shall be heard for their much speaking.

1 Kings 8:26-54

And now, O God of Israel, let thy word, I pray thee, be verified, which thou didst speak to thy servant David my father.

1 Kings 18:26-29

And they took the bullock which was given them, and they dressed it, and called on the name of Baal from morning even until noon, saying, O Baal, hear us. But there was no voice, nor any that answered. And they leaped upon the altar which was made.

Ecclesiastes 5:2-3

Be not rash with thy mouth, and let not thy heart be hasty to utter any thing before God: for God is in heaven, and thou upon earth: therefore let thy words be few.

Ecclesiastes 5:7

For in the multitude of dreams and many words there are also divers vanities: but fear thou God.

Matthew 18:17

And if he shall neglect to hear them, tell it to the church: but if he shall neglect to hear the church, let him be to thee as a heathen and a publican.

Daniel 9:18-19

O my God, incline thy ear, and hear; open thy eyes, and behold our desolations, and the city which is called by thy name: for we do not present our supplications before thee for our righteousnesses, but for thy great mercies.

Matthew 6:32

(For after all these things do the Gentiles seek) for your heavenly Father knoweth that ye have need of all these things.

Matthew 26:39

And he went a little further, and fell on his face, and prayed, saying, O my Father, if it is possible, let this cup pass from me: nevertheless, not as I will, but as thou wilt.

Matthew 26:42

He went away again the second time, and prayed, saying, O my Father, if this cup may not pass away from me, except I drink it, thy will be done.

Matthew 26:44

And he left them, and went away again, and prayed the third time, saying the same words.

Acts 19:34

But when they knew that he was a Jew, all with one voice about the space of two hours cried out, Great is Diana of the Ephesians.

Treasury of Scripture Knowledge

Summary

But when ye pray, use not vain repetitions, as the heathen do: for they think that they shall be heard for their much speaking.

Bible References

Use

1 Kings 18:26
And they took the bullock which was given them, and they dressed it, and called on the name of Baal from morning even until noon, saying, O Baal, hear us. But there was no voice, nor any that answered. And they leaped upon the altar which was made.
Ecclesiastes 5:2
Be not rash with thy mouth, and let not thy heart be hasty to utter any thing before God: for God is in heaven, and thou upon earth: therefore let thy words be few.
Acts 19:34
But when they knew that he was a Jew, all with one voice about the space of two hours cried out, Great is Diana of the Ephesians.

Repetitions

Matthew 26:39
And he went a little further, and fell on his face, and prayed, saying, O my Father, if it is possible, let this cup pass from me: nevertheless, not as I will, but as thou wilt.
1 Kings 8:26
And now, O God of Israel, let thy word, I pray thee, be verified, which thou didst speak to thy servant David my father.
Daniel 9:18
O my God, incline thy ear, and hear; open thy eyes, and behold our desolations, and the city which is called by thy name: for we do not present our supplications before thee for our righteousnesses, but for thy great mercies.

The heathen

Matthew 6:32
(For after all these things do the Gentiles seek) for your heavenly Father knoweth that ye have need of all these things.
Matthew 18:17
And if he shall neglect to hear them, tell it to the church: but if he shall neglect to hear the church, let him be to thee as a heathen and a publican.