'Wherein' in the Bible

And Jehoash did what was right in the sight of Jehovah, all the days wherein Jehoiada the priest instructed him.

But the children of those that smote him he did not put to death; according to that which is written in the book of the law of Moses, wherein Jehovah commanded saying, The fathers shall not be put to death for the children, neither shall the children be put to death for the fathers; but every man shall be put to death for his own sin.

And Rab-shakeh said to them, Say now to Hezekiah, Thus says the great king, the king of Assyria: What confidence is this wherein thou trustest?