The Prophet ﷺ said, "The most true words said by a poet was the words of Labid." He said, Verily, Everything except Allah is perishable and Umaiya bin As-Salt was about to be a Muslim (but he did not embrace Islam).
قَالَ النَّبِيُّ ﷺ أَصْدَقُ كَلِمَةٍ قَالَهَا الشَّاعِرُ كَلِمَةُ لَبِيدٍ أَلاَ كُلُّ شَىْءٍ مَا خَلاَ اللَّهَ بَاطِلٌ وَكَادَ أُمَيَّةُ بْنُ أَبِي الصَّلْتِ أَنْ يُسْلِمَ