FTP Deut27:12 :אפכו אפיהון לקבל טורא‏ : they turned towards the mountain
See the entire entry for ˀpk vb. to turn around

FTP Deut27:12 :וארונא וכהניא וליואי במיצעא‏ : with the ark, priests, and levites in the middle (between the mountains)
See the entire entry for mṣaˁ, meṣˁā n.m. middle