1)
Why does it say "v'He'evirani Aleihem Saviv"?
1.
Rashi: He took Yechezkel around the valley. He did not enter it, for he was a Kohen [who may not become Tamei Mes 1 ].
2.
Radak: It was so he would see all of them.
1
Radak: Hashem commanded him to shave his head (including the sideburns) and beard (5:1)! Also, it says "va'Yanicheni b'Soch ha'Bik'ah" (1)! Rather, it was only a prophetic vision.