'Right' in the Bible

So her husband Elkanah said to her, "{Do what seems right to you}; stay until you wean him. Only may Yahweh fulfill his word." So the woman remained and nursed her son until she weaned him.

The cows went straight on the way on the road to Beth Shemesh, on the one main road, {lowing as they went}. They did not turn aside to the right or to the left, and the rulers of [the] Philistines [were] walking after them up to the border of Beth Shemesh.

But Nahash the Ammonite said to them, "On this [condition] {I will make a treaty} with you, by gouging out the right eye of each of you, so that I can make it a disgrace for all Israel."