'Lord's' in the Bible

Now when I came into the Troad to spread there the Good News about the Christ, even though in the Lord's providence a door stood open before me,

And more than that, he is the one who was chosen by the vote of the Churches to travel with us, sharing our commission in the administration of this generous gift to promote the Lord's glory and gratify our own strong desire.

What I am now saying, I do not say by the Lord's command, but as a fool in his folly might, in this reckless boasting.