﴿ وَمَا نُرْسِلُ ٱلْمُرْسَلِينَ إِلَّا مُبَشِّرِينَ وَمُنذِرِينَ ۖ فَمَنْ ءَامَنَ وَأَصْلَحَ فَلَا خَوْفٌ عَلَيْهِمْ وَلَا هُمْ يَحْزَنُونَ ﴾

“And We send [Our] message-bearers only as heralds of glad tidings and as warners: hence, all who believe and live righteously -no fear need they have, and neither shall they grieve;”

Please check ayah 6:49 for complete tafsir.