Translation of the verse 7 from Surah ‘Abasa : Number of verses 42 - - page 585 - Part 30.
What does it matter to you if he will not become pure (from disbelief, you are only a Messenger, your duty is to convey the Message of Allah).
And not upon you [is any blame] if he will not be purified.
(80:7) though you are not to blame if he would not cleanse himself.
Source : ‘Abasa Verse 7: And not upon you [is any blame] if he will not be purified.