Song of Songs 5:13
His cheeks are as a bed of spices, as sweet flowers: his lips like lilies, dropping sweet smelling myrrh.
Cross-reference
Song 5:5 also mentions myrrh dripping from the bride's hands, mirroring the groom's myrrh-dropping lips.
In Song of Solomon 1:10, the same poet uses 'cheeks' to describe the woman — a parallel romantic image of the beloved's features.
Song of Solomon 3:6 uses myrrh and frankincense — the same fragrant imagery of myrrh and spices found here for the beloved's lips and cheeks.
Song 1:3 refers to the beloved's ointments as fragrance poured out, complementing the spicy cheeks and myrrh lips here.
Song 1:13 calls the beloved a bundle of myrrh, directly echoing the myrrh imagery used for his lips in this verse.
Song 4:3 describes the bride's lips as scarlet thread — a counterpart to the groom's lips described here.
Song 6:2 mentions beds of spices and lilies, the same imagery used for the groom's cheeks and lips in this verse.
Psalm 45:2 also describes the beloved's lips as full of grace, connecting the bride's poetic praise to the royal wedding psalm.
Psalm 45:8 describes garments smelling of myrrh — another royal fragrance connecting to the myrrh from the beloved's lips.