The great need of the hour is to know God more deeply and personally and more biblically.

If you want more resources about prayer, visit http://www.desiringgod.org/topics/prayer

If you want to see more sermons by John Piper, visit http://www.desiringgod.org/messages

If you want to read the message, visit http://www.desiringgod.org/messages/if-my-words-abide-in-you