Many times authors freely use scripture in their books without looking into permissions. If you are looking for both guidelines and peace of mind, visit the following sites for information on "Permissions to Quote" and "Copyright Legalities". In many cases, it's much easier than you think.
Amplified Bible
Contemporary English Version
English Standard Version
Holman Christian Standard Bible
New American Standard Bible
New Century Version
New International Version
New King James Version
New Living Translation
The Message
Blessings
CBM Christian Book Marketing
"Get Your Book On 100 Great Christian Sites"
