So speak ye, and so do (ουτως λαλειτε κα ουτως ποιειτε). Present active imperatives as a habit. For the combination see James 1:19-21 contrasted with James 1:22-25, and James 1:26 with James 1:27.

By a law of liberty (δια νομου ελευθεριας). The law pictured in James 1:25, but law, after all, not individual caprice of "personal liberty." See Romans 2:12 for this same use of δια with κρινω in the sense of accompaniment as in Romans 2:27; Romans 4:11; Romans 14:20. "Under the law of liberty."