And they that be wise shall shine as the brightness of the firmament; and they that turn many to righteousness as the stars for ever and ever.
And they that be wise - (Proverbs 11:30). Answering to "they that understand" (Daniel 11:33; Daniel 11:35), the same Hebrew х hamaskiliym (H7919)]; Israelites who, though in Jerusalem when wickedness is coming to an head, are found intelligent witnesses against it, and "instruct many" in the right way.
Shall shine as the brightness of the firmament. As then they appeared worn out with persecutions (typically of Antiochus; antitypically, of Antichrist), so now, in the resurrection they "shine as the brightness of the firmament." The assign of past afflictions here appears "to make them white" (Matthew 13:43; Revelation 7:9; Revelation 7:14).
And they that turn many to righteousness - literally, justify, i:e., convert many to justification through Christ (James 5:20).
As the stars forever and ever - (1 Corinthians 15:41-42).