I do not think I have ever seen anyone from Sham more excellent than him, meaning Hurayz bin Uthman.
حدثنا أحمد بن عبدة الضبي أخبرنا معاذ بن معاذ قال
ولا إخالني رأيت شأميا أفضل منه يعني حريز بن عثمان
No references are available.
[Its isnad is sahih] Bukhari narrated it in Tarikh al-Kabir 3/104 from Muaz through this route.