'Concerning' in the Bible

Then the king told the woman, "Go to your home. I will give instructions concerning your situation."

The king gave this order to Joab, Abishai, and Ittai: "For my sake deal gently with the young man Absalom." Now the entire army was listening when the king gave all the leaders this order concerning Absalom.

The king said to Shimei, "You won't die." The king vowed an oath concerning this.