Related Clues:

• Punch line to 'What's the longest sentence in the English language?'
• Altar oath
• Altar answer
• Witness's words
• Words said with a raised hand
• "I do," for one
• Committed declaration
• Wedding announcement
• A-OK
• Solemn pronouncement
• Part of a Vegas exchange
• Reply to the J.P.
• Witness words
• Testimony prelude
• It's a promise