Song of Songs 7:9
And the roof of thy mouth like the best wine for my beloved, that goeth down sweetly, causing the lips of those that are asleep to speak.
Cross-reference
Song of Songs 5:16
Parallel
Song 5:16 says his mouth is sweetness; here her mouth is like best wine—mutual sweetness of lovers' mouths.
Song of Songs 1:2
Parallel
Song 1:2 compares love to wine and kisses — the same erotic wine-and-mouth imagery used here.
Song of Songs 4:11
Parallel
Song 4:11 also uses honey/milk under the tongue imagery, echoing the sweet kiss and wine metaphor of the beloved's mouth.
Song of Songs 8:2
Parallel
Song 8:2 continues the wine-drinking metaphor, with the bride offering spiced wine to her beloved, similar to the wine of the mouth.