﴿ وَأَنَّا مِنَّا ٱلصَّٰلِحُونَ وَمِنَّا دُونَ ذَٰلِكَ ۖ كُنَّا طَرَآئِقَ قِدَدًۭا ﴾

“Just as [we do not know how it happens] that some from among us are righteous, while some of us are [far] below that: we have always followed widely divergent paths.”

Please check ayah 72:17 for complete tafsir.