Dua's - When seeing a Muslim in new clothes

Prophet (SAW)'s Prayers
When seeing a muslim in new clothes
Recite:
تُبْلِي وَيُخْلِفُ اللَّهُ
"May Allah prolong your life so that this clothing become old and may
Allah give you other clothing after this".
(Hisnul Hasin from Abu Dawood)