15 Then Naaman and all his attendants went back to the man of God. He stood before him and said, “Now I know that there is no God in all the world except in Israel. So please accept a gift from your servant.”

Read 2 Kings 5:15 Using Other Translations

And he returned to the man of God, he and all his company, and came, and stood before him: and he said, Behold, now I know that there is no God in all the earth, but in Israel: now therefore, I pray thee, take a blessing of thy servant.
Then he returned to the man of God, he and all his company, and he came and stood before him. And he said, "Behold, I know that there is no God in all the earth but in Israel; so accept now a present from your servant."
Then Naaman and his entire party went back to find the man of God. They stood before him, and Naaman said, “Now I know that there is no God in all the world except in Israel. So please accept a gift from your servant.”