﴿ قَالُوا۟ سَوَآءٌ عَلَيْنَآ أَوَعَظْتَ أَمْ لَمْ تَكُن مِّنَ ٱلْوَٰعِظِينَ ﴾

“[But] they answered. “It is all one to us whether thou preachest [something new] or art not of those who [like to] preach.”

Please check ayah 26:140 for complete tafsir.