Bereshis 11:6-8

Orthodox Jewish Bible

⁶ And Hashem said, See, the Am is echad and they have all one language; and this they begin to do; and now nothing will be impossible for them, which they have proposed to do.

⁷ Come, let Us go down, and there confuse their sefat, that they may not understand one another’s language.

⁸ So Hashem scattered them abroad from there upon the face of kol Ha’Aretz; and they left off building the Ir.