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

2 Samuel 17:9

Behold, he is now hidden in some pit, or in some other place. It will happen, when some of them have fallen at the first, that whoever hears it will say, ‘There is a slaughter among the people who follow Absalom!’

Read in other translations