nepilhuatiliztli.

intla ye cihua yntech señorati quinchihuazquia in motenehua ye mulatati muriscastin quil amo quinmictizquia ye nemizquia quinhuapahuazquia ypampa yn ihcuac huehueyazquia ca niman quinmocihuauhtizquia yehuantin in tliltique ynic huel hualmotlilticacuepazquia yn innepilhuatiliz yn intlacamecayo yn intlacaxinacho. = if they should engender females by the Spanish women, called female mulattoes and moriscas, reportedly they would not kill them; they would live and they would bring them up, because when they grew up the blacks would take them as wives so that their procreation, their lineage, their generation would turn black. (central Mexico, 1612)
Annals of His Time: Don Domingo de San Antón Muñón Chimalpahin Quauhtlehuanitzin, James Lockhart, Susan Schroeder, and Doris Namala, eds. and transl. (Stanford: Stanford University Press, 2006), 220–221.