Related Clues:

• Sacred promise
• 'I do,' for one
• Asseverate
• 31 Across, for one
• Take a pledge
• Part of a wedding ceremony
• Solemn oath
• One taken in marriage
• Monk's promise
• Personal commitment
• Silence, to some sisters
• Solemn words
• Pledge, take oath
• Oath or pledge
• Oath, promise