Popol Vuh

Well, then, Hunbatz and Hunchouen were with their mother when the woman called Xquic arrived. When the woman Xquic came before the mother of Hunbatz and Hunchouen, she carried her sons in her belly and it was not long before Hunahpu and Xbalanque, as they were called, were to be born.

When the woman came to the old lady, she said to her: "I have come, mother; I am your daughter-in-law and your daughter, mother." She said this when she entered the grandmother's house.