“Take your son, your only son, the one you love, v'lech lecha, and go for yourself to the land of Moriah” (22:2). So begins the command of G-d demanding the sacrifice of Yitzchak. After waiting so long to have a child with Sarah, Abraham was commanded to take his child and return him to G-d. In the face of such a command Abraham was silent—or shall we say speechless?—unable to comprehend the Divine will even as he arose early to carry it out.
One hundred and thirty seven is not a number that would appear to have much significance, at least not from a Jewish perspective. Yet the Torah found it necessary to record that Levi lived to that age (Shemot 6:16). A mere four verses later we are told that Amram, Moshe's father, also lived to the age of 137.