A speaker gave sermon before the prophet (May peace be upon him). He said : he who obeys Allah and his Prophet will follow the right course, and he who disobeys them. He (The prophet) said: get up; he said: go away, a bad speaker you are.
أَنَّ خَطِيبًا خَطَبَ عِنْدَ النَّبِيِّ ﷺ فَقَالَ مَنْ يُطِعِ اللَّهَ وَرَسُولَهُ فَقَدْ رَشَدَ وَمَنْ يَعْصِهِمَا فَقَالَ قُمْ أَوْ قَالَ اذْهَبْ فَبِئْسَ الْخَطِيبُ أَنْتَ