Kings IV 2:7

7 And fifty men of the sons of the prophets , and they stood opposite afar off: and both stood on of Jordan.

Kings IV 2:7 In-Context

5 And the sons of the prophets who were in Jericho drew near to Elisaie, and said to him, Dost thou know that the Lord is about to take away thy master to-day from thy head? And he said, Yea, I know ; hold your peace.
6 And Eliu said to him, Stay here, I pray thee, for the Lord has sent me to Jordan. And Elisaie said, the Lord lives and thy soul lives, I will not leave thee: and they both went on.
7 And fifty men of the sons of the prophets , and they stood opposite afar off: and both stood on of Jordan.
8 And Eliu took his mantle, and wrapped it together, and smote the water: and the water was divided on this side and on that side, and they both went over on dry ground.
9 And it came to pass while they were crossing over, that Eliu said to Elisaie, Ask what I shall do for thee before I am taken up from thee. And Elisaie said, Let there be, I pray thee, a double of thy spirit upon me.

The Brenton translation of the Septuagint is in the public domain.