Source
Jami' at-Tirmidhi
A collection of hadith compiled by Muhammad ibn Isa al-Tirmidhi (824–892 CE), one of the six major hadith collections of Sunni Islam. Al-Tirmidhi notes his own assessment of the reliability of many reports.
References
Quotes (1)
“The merciful are shown mercy by Ar-Rahman. Be merciful on the earth, and you will be shown mercy from Who is above the heavens.”
— The Prophet Muhammad (narrated by Abdullah bin 'Amr), Jami` at-Tirmidhi 1924 (graded hasan sahih by at-Tirmidhi)