'Things' in the Bible

the Lord grant to him that he may find mercy from the Lord on that [great] day. You know very well how many things he did for me and what a help he was at Ephesus [you know better than I can tell you].

Think over the things I am saying [grasp their application], for the Lord will grant you insight and understanding in everything.

But as for you, continue in the things that you have learned and of which you are convinced [holding tightly to the truths], knowing from whom you learned them,