'Upper' in the Bible

She said to him, "Give me a blessing; for that you have set me in the land of the South, give me also springs of water." Then Caleb gave her the upper springs and the lower springs.

Ehud came to him; and he was sitting by himself alone in the cool upper room. Ehud said, "I have a message from God to you." He arose out of his seat.

Then Ehud went forth into the porch, and shut the doors of the upper room on him, and locked them.

Now when he was gone out, his servants came; and they saw, and behold, the doors of the upper room were locked; and they said, "Surely he is covering his feet in the upper room."

They waited until they were ashamed; and behold, he didn't open the doors of the upper room: therefore they took the key, and opened [them], and behold, their lord was fallen down dead on the earth.

A certain woman cast an upper millstone on Abimelech's head, and broke his skull.