Gabrielis
Gabrielis is a Latin form that relates to the given name Gabriel. It is most commonly encountered as the genitive singular of Gabriel in Latin grammar and is used in phrases where Gabriel is in a genitive relationship to another noun, such as archangelus Gabrielis (the Archangel Gabriel).
Etymology and meaning: The name Gabriel derives from Hebrew Gavri'el, meaning “God is my strength.” In Latin
Usage: In medieval and ecclesiastical Latin, Gabrielis appears in inscriptions, liturgical texts, hagiographies, and scholastic writings