﴿ وَإِنَّ مِنكُمْ لَمَن لَّيُبَطِّئَنَّ فَإِنْ أَصَٰبَتْكُم مُّصِيبَةٌۭ قَالَ قَدْ أَنْعَمَ ٱللَّهُ عَلَىَّ إِذْ لَمْ أَكُن مَّعَهُمْ شَهِيدًۭا ﴾

“And, behold, there are indeed among you such as would lag behind, and then, if calamity befalls you, say, "God has bestowed His favour upon me in that I did not accompany them."”

Please check ayah 4:74 for complete tafsir.