The first word of our parsha; Vayikra is the source of much discussion as to why the word ends with a small “aleph” and tells much about Moshe Rabbeinu’s level of principle, integrity and his standard of leadership of B’nei Yisrael. R’ Shimshon Rafael Hirsch, z’l in the new Hirsch Chumash (published by Feldheim in 2005 and translated to English by Rabbi Daniel Haberman) renders translation of our Parsha’s opening posuk:
“And He called to Moshe, and Hashem spoke to him from the Tent of Appointed Meeting [Mei-Ohel Mo’ed], saying:” (Hirsch Chumash, Sefer Vayikra, page 1, Perek 1, posuk 1)