According to Masechet Menachot daf 37, we're supposed to place the box of the arm on the bicep. Why then do we also have a strap that wraps around the arm and hand (according to earliest sources)?
What is the reason for wearing tefilin? is it to induce a person to study torah? Or perhaps in order to remember the exodus from Egypt? If so, what is the connection between this to wearing black ...
BH i very often have the merit of putting tefillin on jews that have never put it on. how do i describe to them what it does spiritually?