Persistence in da'wah (Islamic preaching) despite rejection

وَقَالَ نُوحٌ رَّبِّ لَا تَذَرْ عَلَى ٱلْأَرْضِ مِنَ ٱلْكَـٰفِرِينَ دَيَّارًا

And Noah said, "My Lord, do not leave upon the earth from among the disbelievers an inhabitant.