The meaning of “יָשָׁר”

“And said, If thou wilt diligently hearken to the voice of the Lord thy God, and wilt do that which is right in his sight, and wilt give ear to his commandments, and keep all his statutes, I will put none of these diseases upon thee, which I have brought upon the Egyptians: for I am the Lord that healeth thee.”

“In those days there was no king in Israel: every man did that which was right in his own eyes. ”

“And he did that which was right in the sight of the Lord, according to all that his father Amaziah had done;”

“If thou wert pure and upright; surely now he would awake for thee, and make the habitation of thy righteousness prosperous.”

“The way of the just is uprightness: thou, most upright, dost weigh the path of the just.”