'Extremity' in the Bible

And it came to pass that when the people murmured, it was evil in the ears of Jehovah; and Jehovah heard it, and his anger was kindled, and the fire of Jehovah burned among them, and consumed some in the extremity of the camp.

and when we cried to Jehovah, he heard our voice, and sent an angel, and brought us forth out of Egypt; and behold, we are at Kadesh, a city at the extremity of thy border.

And when Balak heard that Balaam came, he went out to meet him, to the city of Moab, which is on the border of the Arnon, which is at the extremity of the border.

And it came to pass on the morrow, that Balak took Balaam, and brought him up to the high places of Baal, and he saw from thence the extremity of the people.

And Balak said to him, Come, I pray thee, with me to another place, from whence thou wilt see them; thou shalt see only the extremity of them and shalt not see them all, and curse me them from thence.

and the border shall go down from Shepham to Riblah, on the east side of Ain; and the border shall descend, and shall strike upon the extremity of the sea of Chinnereth eastward;