Nitzavim "You are standing today, all of you, before Hashem, your G-d: Your heads, your tribes, your elders, and your officers-all the men of Israel" (29;9). However, the tribes included all the heads-so why did the torah need to write both "your tribes" and "your heads"? Rashi (29;9) explains that the torah means to say "your heads TO your tribes." Meaning, they are all one group. However, why d…