Verses with the word banners in the Old Testament (3 verses):

Psalms 20:5
We will rejoice in thy salvation, and in the name of our God we will set up our banners: the LORD fulfil all thy petitions.

Canticles 6:4
Thou art beautiful, O my love, as Tirzah, comely as Jerusalem, terrible as an army with banners.

Canticles 6:10
Who is she that looketh forth as the morning, fair as the moon, clear as the sun, and terrible as an army with banners?