Possible Clues:

• Ora pro ___
• 'Ora pro --'
• 'Dona ___ Pacem' (Latin hymn)
• Ora pro __
• 'Ora pro ___'
• 'Ora pro —' ('Pray for us')
• 'Dona ___ pacem' (Catholic Mass phrase)
• Dona __ pacem: grant us peace
• ''Dona __ pacem'' (Mass phrase)
• 'Ora pro --' ('Pray for us')