Anas b. Malik reported that the Messenger of Allah ﷺ observed Qunut for one month Invoking curse upon Ri'l, Dhakwan, 'Usayya. those who disobeyed Allah and His Messenger ﷺ. (Using translation from Muslim 677h)
أَنَّ النَّبِيَّ ﷺ قَنَتَ شَهْرًا يَلْعَنُ رِعْلًا وَذَكْوَانَ وَعُصَيَّةَ عَصَوْا اللهَ وَرَسُولَهُ