13. Go to now—"Come now"; said to excite attention.
ye that say—boasting of the morrow.
To-day or to-morrow—as if ye had the free choice of either day as a certainty. Others read, "To-day and to-morrow."
such a city—literally, "this the city" (namely, the one present to the mind of the speaker). This city here.
continue … a year—rather, "spend one year." Their language implies that when this one year is out, they purpose similarly settling plans for to come [Bengel].
buy and sell—Their plans for the future are all worldly.