TIRMIDHI 2320:
from Sahl b. Saʿd —
"If the world to Allah was equal to a mosquito's wing, then He would not allow the disbeliever to have a sip of water from it."
الترمذي ٢٣٢٠:
عن سهل بن سعد —
قَالَ رَسُولُ اللَّهِ ﷺ لَوْ كَانَتِ الدُّنْيَا تَعْدِلُ عِنْدَ اللَّهِ جَنَاحَ بَعُوضَةٍ مَا سَقَى كَافِرًا مِنْهَا شَرْبَةَ مَاءٍ وَفِي الْبَابِ عَنْ أَبِي هُرَيْرَةَ