'Doing' in the Bible

And Abner was very angry at the words of Ish-bosheth, and he said, Am I a dog's head of Judah? I am this day doing all in my power for the cause of your father Saul and for his brothers and his friends, and have not given you up into the hands of David, and now you say I have done wrong with a woman.

Is it not clear to you that Abner, the son of Ner, came with deceit to get knowledge of your going out and your coming in and of all you are doing?

Why then have you had no respect for the word of the Lord, doing what is evil in his eyes? You have put Uriah the Hittite to death with the sword, and have taken his wife to be your wife; you have put him to death with the sword of the children of Ammon.

And Joab said to the king, Whatever the number of the people, may the Lord make it a hundred times as much, and may the eyes of my lord the king see it: but why does my lord the king take pleasure in doing this thing?

And after the people had been numbered, David's heart was troubled. And David said to the Lord, Great has been my sin in doing this; but now, O Lord, be pleased to take away the sin of your servant, for I have done very foolishly