וַיָּשׁ֥וּבוּ הַמַּלְאָכִ֖ים אֵלָ֑יו וַיֹּ֥אמֶר אֲלֵיהֶ֖ם מַה־זֶּ֥ה שַׁבְתֶּֽם׃
And the messengers returned unto him, and he said unto them: ‘Why is it that ye are returned?’
Read midrashic interpretation of II Kings 1:5: and classical rabbinic exegesis.