There is no transitive disease, no divination, but good omen pleases me. It was said: What is good omen? He said: Sacred words. (Using translation from Muslim 2224b)
إِنَّ رَسُولَ اللهِ ﷺ قَالَ لَا عَدْوَى وَلَا طِيَرَةَ وَيُعْجِبُنِي الْفَأْلُ قُلْتُ وَمَا الْفَأْلُ؟ قَالَ الْكَلِمَةُ الطَّيِّبَةُ