Lots of female deities representing like and fertility were being connected to breasts and breast milk. Figures from the Phoenician goddess Astarte have been represented as pillars studded with breasts. Isis, an Egyptian goddess who represented, amongst a number of other things, perfect motherhood, was usually portrayed as suckling pharaohs, https://grok.com/share/c2hhcmQtMw%3D%3D_21b4ddf4-c274-418a-a078-c9d2af4898ff