The Prophet ﷺ said, "No 'Adwa nor Tiyara; but I like Fal." They said, "What is the Fal?" He said, "A good word." (Using translation from Bukhārī 5776)
عَنِ النَّبِيِّ ﷺ أَنَّهُ قَالَ لَا عَدْوَى وَلَا طِيَرَةَ وَيُعْجِبُنِي الْفَأْلُ قِيلَ وَمَا الْفَأْلُ؟ قَالَ كَلِمَةٌ طَيِّبَةٌ