The case of Diotrephes illustrates the divisive influence that ambitious and arrogant individuals may try to exert in a congregation.
وَصَارَ وَلَاؤُهُ مَوْضِعَ شَكٍّ بِسَبَبِ رَغْبَتِهِ فِي ٱلظُّهُورِ وَمَوْقِفِهِ غَيْرِ ٱلْمَسِيحِيِّ .‏