Surah Az-Zukhruf, Ayah 89
Quran 43:89 · The Ornaments of Gold · Makki · Para 25 · Page 495
فَاصْفَحْ عَنْهُمْ وَقُلْ سَلٰمٌ ؕ فَسَوْفَ یَعْلَمُوْنَ ۟۠
Transliteration
Fasfah AAanhum waqulsalamun fasawfa yaAAlamoon
Saheeh International
So turn aside from them and say, "Peace." But they are going to know.
Al-Mukhtasar fi Tafsir
So ignore them, and say to them whatever repels their evil - this was in Makkah - they will soon realise what punishment they will face.
Tafsir Ibn Kathir (abridged)
Explains 43:81–43:89 together — read it on 43:81