שְׂמֹאלוֹ֙ תַּ֣חַת רֹאשִׁ֔י וִֽימִינ֖וֹ תְּחַבְּקֵֽנִי׃
Son bras gauche soutient ma tête et sa droite me tient enlacée.
Rashi on Song of Songs
His left hand is under my head, etc.
Ezra ben Solomon on Song of Songs
The language is in third person, referring to the Glory, who doesn’t descend but rather ascends.