The 4 passages of tefillin from the Torah

Tefillin is mentioned twice in the passage about Exodus from Egypt: And it shall be for a sign for you upon your hand, and for a memorial between your eyes, that the law of the LORD may be in your mouth; for with a strong hand did the LORD bring you out of Egypt. — Exodus 13:9 And it shall be for a sign upon your hand, and as totafot between your eyes; for with a mighty hand did the LORD bring us forth out of Egypt. — Exodus 13:16 and twice in the shema passages: And you shall bind them as a sign upon your arm, and they shall be as totafot between your eyes. — Deuteronomy 6:8 You shall put these words of mine on your heart and on your soul; and you shall tie them for a sign upon your arm, and they shall be as totafot between your eyes. — Deuteronomy 11:18