'Name of the Lord' in the Bible

He looked behind him and saw them, and cursed them in the name of the LORD. Two female bears came out of the woods, and mauled forty-two of those youths.

But Naaman was angry, and went away, and said, "Behold, I thought, 'He will surely come out to me, and stand, and call on the name of the LORD his God, and wave his hand over the place, and heal the leper.'