15 So then, brothers, (A)stand firm and hold to (B)the traditions that you were taught by us, either (C)by our spoken word or by (D)our letter.
2 For you yourselves are fully aware that (A)the day of the Lord will come like a thief in the night.
The Holy Bible, English Standard Version Copyright © 2001 by Crossway Bibles, a division of Good News Publishers.