It’s a common practice among Protestants to condemn Catholics for “praying as pagans do.” The passage they cite is Matthew 6:7. Here are some parallel translations:
The key point is not whether or not a prayer is repetitive.
How often do we sing repetitive worship songs?
The key point is the nature of the pray-er’s intention.
What Jesus was condemning was not putting your mind or heart into your prayers. He cited pagan pray-ers, but really … even a very short prayer is vain and empty, if it is said without thought or feeling.
I saw this piece by Frederica Mathewes-Green on her Facebook page. It gives a wonderful explanation for why, repetition in REAL prayer can be a good thing.
(continue reading here)