That. In order that. Greek. hina.
sanctify. Greek. hagiazo. See 1 Corinthians 1:2.
and cleanse. having cleansed. Greek. katharizo.
with the washing. by (no preposition: dative case) the laver. Greek. loutron. only here and Titus 3:5 which says Figure of speech Anthropopatheia (App-6), the laver being put for Christ's death and its results. Compare Numbers 19, especially Numbers 19:9 and Numbers 19:17. Has nothing to do with baptism.
the word. Greek. rhema. First occurance: Matthew 4:4. See Mark 9:32.