Jamieson, Fausset and Brown on Song of Solomon 6:10

10. The words expressing the admiration of the daughters. Historically (Ac 5:24-39).

as the morning--As yet she is not come to the fulness of her light (Pr 4:18).

moon--shining in the night, by light borrowed from the sun; so the bride, in the darkness of this world, reflects the light of the Sun of righteousness (2Co 3:18).

sun--Her light of justification is perfect, for it is His (2Co 5:21; 1Jo 4:17). The moon has less light, and has only one half illuminated; so the bride's sanctification is as yet imperfect. Her future glory (Mt 13:43).

army--(So 6:4). The climax requires this to be applied to the starry and angelic hosts, from which God is called Lord of Sabaoth. Her final glory (Ge 15:5; Da 12:3; Re 12:1). The Church Patriarchal, "the morning"; Levitical, "the moon"; Evangelical, "the sun"; Triumphant, "the bannered army" (Re 19:14).