When looking into the mirror - 1
اللَّهُمَّ أَنْتَ حَسَّنْتَ خَلْقِي فَحَسِّنْ خُلُقِي
Allahumma antha hasantha khalqi fa hasintha khulqi
O Allah, just as You have made my external features beautiful, make my character beautiful as well.
Al-Hisnul-Haseen Pg. 206