'Concerning' in the Bible

And all of the king's servants who [were] at the gate of the king [were] kneeling and bowing down to Haman; for so the king had commanded concerning him, but Mordecai did not kneel and bow down.

And it was found written how Mordecai had reported concerning Bigthana and Teresh, two of the king's eunuchs from the keepers of the threshold who had conspired {to assassinate} King Ahasuerus.

Write {as you see fit} concerning the Jews in the name of the king, and seal [it] with the king's signet ring; for a decree that is written in the name of the king and sealed with the king's signet ring cannot be revoked."

Therefore they called these days Purim, because of the name Pur. Thus because of all the words of this letter, and of what they faced concerning this, and of what had happened to them,