Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
LXX2012

Obadiah 1:13

Neither should you have gone into the gates of the people in the day of their troubles; nor yet should you have looked upon their gathering in the day of their destruction, nor should you have attacked their host in the day of their perishing.

Read in other translations