"As surely as I know that Yahweh lives, before whom I stand." Here Elisha compares the certainty that Yahweh is alive to the certainty that he will not receive any gifts from Naaman. This is a way of making a solemn promise. Alternate translation: "As surely as Yahweh lives, before whom I stand, I promise you that I" (See: [[rc://en/ta/man/translate/figs-simile]])