It is reported on the authority of Hammam b, al-Harith that a man used to carry tales to the governor. We were sitting in the mosque. the people said: He is one who carries tales to the governor. He (the narrator) said: Then he came and sat with us. Thereupon Hudhaifa remarked: I heard the Messenger of Allah (ﷺ) saying: The beater of false tales would never enter heaven.
Source: sunnah.com
Other translations
Arabic
حَدَّثَنَا عَلِيُّ بْنُ حُجْرٍ السَّعْدِيُّ، وَإِسْحَاقُ بْنُ إِبْرَاهِيمَ، قَالَ إِسْحَاقُ أَخْبَرَنَا جَرِيرٌ، عَنْ مَنْصُورٍ، عَنْ إِبْرَاهِيمَ، عَنْ هَمَّامِ بْنِ الْحَارِثِ، قَالَ كَانَ رَجُلٌ يَنْقُلُ الْحَدِيثَ إِلَى الأَمِيرِ فَكُنَّا جُلُوسًا فِي الْمَسْجِدِ فَقَالَ الْقَوْمُ هَذَا مِمَّنْ يَنْقُلُ الْحَدِيثَ إِلَى الأَمِيرِ . قَالَ فَجَاءَ حَتَّى جَلَسَ إِلَيْنَا . فَقَالَ حُذَيْفَةُ سَمِعْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم يَقُولُ " لاَ يَدْخُلُ الْجَنَّةَ قَتَّاتٌ " .
sunnah.com