Is his lovingkindness clean gone for ever? Doth his promise fail for evermore?

Is his mercy quite gone for ever? has his word come to nothing?

η εξελιπε διαπαντος το ελεος αυτου; επαυσεν ο λογος αυτου εις γενεαν και γενεαν;

Is his mercy clean gone for ever? doth his promise fail for evermore?