Discovery Box2 Samuel 8:3 
Context8:3 David defeated King Hadadezer son of Rehob of Zobah when he came to reestablish 1 his authority 2 over the Euphrates 3 River.
2 Samuel 17:24
Context17:24 Meanwhile David had gone to Mahanaim, while Absalom and all the men of Israel had crossed the Jordan River.
1 tc The LXX has ἐπιστῆσαι (episthsai, “cause to stand”). See the parallel text in 1 Chr 18:3.
2 tn Heb “hand.”
3 tn The MT does not have the name “Euphrates” in the text. It is supplied in the margin (Qere) as one of ten places where the Masoretes believed that something was “to be read although it was not written” in the text as they had received it. The ancient versions (LXX, Syriac Peshitta, Vulgate) include the word. See also the parallel text in 1 Chr 18:3.
