
Augustine of Hippo
Catena Aurea · Matthäusevangelium 6
But when ye pray, use not vain repetitions, as the heathen do: for they think that they shall be heard for their much speaking. Be ye not therefore like unto them: for your Father knoweth what things ye have need of, before ye ask Him.
(ubi sup.) And truly all superfluity of discourse has come from the Gentiles, who labour rather to practise their tongues than to cleanse their hearts, and introduce this art of rhetoric into that wherein they need to persuade God.