'Right' in the Bible

Only be strong and very courageous, to observe to do according to all the law, which Moses my servant commanded you. Don't turn from it to the right hand or to the left, that you may have good success wherever you go.

that the waters which came down from above stood, and rose up in one heap, a great way off, at Adam, the city that is beside Zarethan; and those that went down toward the sea of the Arabah, even the Salt Sea, were wholly cut off. Then the people passed over right against Jericho.

Now, behold, we are in your hand. Do to us as it seems good and right to you to do."

The border of Manasseh was from Asher to Michmethath, which is before Shechem. The border went along to the right hand, to the inhabitants of En Tappuah.

"Therefore be very courageous to keep and to do all that is written in the book of the law of Moses, that you not turn aside from it to the right hand or to the left;