He knows the deep red colour of his wife’s lips. When his wife moves her lips and speaks, he senses and hears her love for him. It is so good when his wife talks to him.
He knows her temples. They resemble a pomegranate. Here the husband is probably thinking of the inside of a pomegranate. There are compartments in a pomegranate and so her cheeks look like two compartments on the side of her face.
3 Tes lèvres sont comme un fil cramoisi, Et ta bouche est charmante; Ta joue est comme une moitié de grenade, Derrière ton voile.