Matthew 6:7
And when you pray, do not babble on like pagans, for they think that by their many words they will be heard.
Berean Standard Bible
But when ye pray, use not vain repetitions, as the heathen do: for they think that they shall be heard for their much speaking.
In praying, don’t use vain repetitions as the Gentiles do; for they think that they will be heard for their much speaking.