Haec Deum caeli Dominumque terrae
virgo concepit peperitque virgo,
atque post partum meruit manere
The meruit has this little note attached:
Meruit, id est, Consecuta est per Dei gratiam, seu apta et idonea facta est, qua significatione veteres scriptores saepe utuntur hoc verbo.
Sigh. Lossius was the standard Cantionale of the era and it shows the manner in which Lutherans freely appropriated the liturgical treasures of the preceding centuries.
Them were the days, lads. Them were the days.