Jamieson, Fausset and Brown on Ephesians 4:25

25. Wherefore--From the general character of "the new man," there will necessarily result the particular features which he now details.

putting away--Greek, "having put away" once for all.

lying--"falsehood": the abstract. "Speak ye truth each one with his neighbor," is quoted, slightly changed, from Zec 8:16. For "to," Paul quotes it "with," to mark our inner connection with one another, as "members one of another" [Stier]. Not merely members of one body. Union to one another in Christ, not merely the external command, instinctively leads Christians to fulfil mutual duties. One member could not injure or deceive another, without injuring himself, as all have a mutual and common interest.