persistence_in_da'wah

فَلَمْ يَزِدْهُمْ دُعَآءِىٓ إِلَّا فِرَارًا

But my invitation increased them not except in flight [i.e., aversion].

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.