Related Clues:

• Singer Brickell
• Belief of 1.1 billion
• Faith of five million Americans
• Powerful Mideast force
• 44-Across's faith
• Holy faith
• Eastern religion
• 94-Down's faith
• See 32-Across
• Koran religion
• Caliph's faith
• Belief in Allah
• It's Arabic for 'submission'
• 53-Across's faith
• One of the world's religions