What are Kislos Tavor?
Rashi: It is like the word Kesalim (flanks). It was not at the height (of Har Tavor) nor in the valley, rather, on the incline, in the middle, like flanks of an animal. Aznos Tavor (verse 34) is close to the peak.
Malbim: It is the northeast end of the border. From here, the border turns to the south.
What is Davras?
Malbim: It is a city of Yisachar, by the eastern border of Zevulun.