Popol Vuh by Francisco Ximénez

Then they remembered in their hearts the journey they were to make there to the East. They remembered the instructions given by their fathers who had died long ago. The nations had since given wives to them, thus becoming their fathers-in-law. Thus the three of them had married women.

And they said when they left: "We go to the East from where our fathers came." Thus said the three sons when they began their journey. Co Caib was the name of the first, the son of Balam Quitze of the Cavecs.