Related Clues:

• '...___ cost to you!'
• Heed John the Baptist's advice
• Make up
• Make amends (for)
• Don sackcloth
• Make amends
• Repent
• In agreement
• Unified
• United
• Observe Yom Kippur
• Don sackcloth and ashes
• Doomsayer's sign
• Expiate
• Agreeing (with)