"These words, which I am commanding you today, shall be on your heart. You shall teach them diligently to your sons and shall talk of them when you sit in your house and when you walk by the way and when you lie down and when you rise up. You shall bind them as a sign on your hand and they shall be as frontals on your forehead." (Deuteronomy 6:6-8) The literal commandment is that we should bind G-d's words as frontals on our foreheads.
"These words, which I am commanding you today, shall be on your heart. You shall teach them diligently to your sons and shall talk of them when you sit in your house and when you walk by the way and when you lie down and when you rise up. You shall bind them as a sign on your hand and they shall be as frontals on your forehead." (Deuteronomy 6:6-8) The literal commandment is that we should bind G-d's words upon our hand.
"These words, which I am commanding you today, shall be on your heart. You shall teach them diligently to your sons and shall talk of them when you sit in your house and when you walk by the way and when you lie down and when you rise up. You shall bind them as a sign on your hand and they shall be as frontals on your forehead. You shall write them on the doorposts of your house and on your gates." (Deuteronomy 6:6-9)
The literal commandment is that we should write G-d's words on the doorposts of our houses.
"Speak to the sons of Israel, and tell them that they shall make for themselves tassels on the corners of their garments throughout their generations, and that they shall put on the tassel of each corner a cord of blue." (Numbers 15:38) The literal commandment is that we should make tassels on the corners of our garments.