This Bible contradiction is from the EvilBible.com.
Importunity in prayer commanded
Luke 8:5 View context
A sower went out to sow his seed: and as he sowed, some fell by the way side; and it was trodden down, and the fowls of the air devoured it.
Luke 8:7 View context
And some fell among thorns; and the thorns sprang up with it, and choked it.
Importunity in prayer condemned
Matthew 6:7-8 View context
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 not ye therefore like unto them: for your Father knoweth what things ye have need of, before ye ask him.