Ninhursag

1963 [Penguin Books], S. H. Hooke, Middle Eastern Mythology, 2004, Dover Publications, page 33, The protagonists are the god Enki, the water-god, and the goddess Ninhursag, the earth-mother. […] The Myth goes on to relate that from the union of Enki and Ninhursag is born Ninsar, or Ninmu, the goddess of plants. Ninhursag′s period of gestation is described as lasting nine days, a day for each month of human gestation.

2019, Steve Tinney, Enki and Ninhursag, Steve Tinney, Karen Sonik (editors), Journey to the City: A Companion to the Middle East Galleries at the Penn Museum, Penn Museum, page 85, As the text continues, Enki copulates with Ninhursag and she gives birth to a vegetation goddess named Ninnisig. Enki, seeing Ninnisig and desiring her, copulates with her as well, and she gives birth to another goddess, whom Enki also impregnates. The pattern continues until Ninhursag intervenes;