Recall the account at Matthew 18: 15 - 17, where he noted that difficulties might arise at times between two of God’s people, one sinning in some way against the other.
وَأَضَافَ أَنَّ عَلَى ٱلطَّرَفِ ٱلْمُتَضَرِّرِ ٱلِٱقْتِرَابَ مِمَّنْ أَخْطَأَ إِلَيْهِ ‹ وَمُعَاتَبَتَهُ › عَلَى ٱنْفِرَادٍ .‏