tabarani:13063 –
ʿAlī b. ʿAbd al-ʿAzīz > ʿĀrim > Ḥammād b. Zayd > Kathīr b. Zayd > Sālim from his father > Lays al-Muʾmin Biṭaʿʿān And Lā Laʿʿān > Kathīr b. Zayd > Sālim from his father > Lays al-Muʾmin Biṭaʿʿān Walā Laʿʿān > Wamā > Ibn ʿUmar
[Machine] No one curses anyone unless it's just one man.