

| Language: Latin | O virgo virginum maria stella maris succurre cadenti succurre nobis miseris |
| Cerreto (1631), 14: Contraponto osseruato fatto sopra l'Antifona dell'Ottauo Tono. «O Virgo Virginum Maria» | Both lines – tenor and counterpoint – are texted. |
| Gregorian chant «O Virgo Virginum Maria». | The duo employed as cantus firmus this Gregorian chant. |