It was narrated from Abu Hurairah that:The Prophet (ﷺ) said: "Whoever sends salah upon me once, Allah (SWT) will send salah upon him tenfold
Hadith No. 1296
Sunan an Nasai
Gradings:
Abu Ghuddah:
Sahih
Al-Albani:
Sahih
Zubair Ali Zai:
Sahih Muslim