Rashi explains that after forty years of travel in the desert, Klal Yisrael had attained a sublime level of dignity. They perceived gadlus Ha’Boreh, the greatness of Hashem, and appreciated the boundless beneficence He had showered upon them. They realized that their remarkable military prowess, as well as their continued success and well-being could only be attributed to Hashem’s generosity. At this juncture, Hashem chose to make an agreement (covenant) with Klal Yisrael so that they would not forget all that transpired these forty years. He wanted them to reflect upon their source of strength and not take personal credit…
