They are ‘ saved through a bath ’ in that God has bathed, or cleansed, them with the blood of Jesus on the merit of the ransom sacrifice.
انهم ‹ يخلَّصون بالغُسل › بمعنى ان الله يغسلهم او يطهرهم بدم يسوع بجعلهم يستفيدون من ذبيحته الفدائية .‏