Sahih al-Bukhari Book 34, Hadith 81
The Prophet (ﷺ) said, "The Prophet (ﷺ) Abraham made Mecca a sanctuary, and asked for Allah's blessing in
it. I made Medina a sanctuary as Abraham made Mecca a sanctuary and I asked for Allah's Blessing in
its measures the Mudd and the Sa as Abraham did for Mecca.