HADITH OF THE DAY
PROPHET WHEN TAKING AN OATH
Narrated by Abdullah
When taking an oath, the Prophet (Peace & Blessings of Allah upon Him) very often used to say, "No, by Him Who turns the Hearts."
[Vol-8 Hadith-614 Sahih Al-Bukhari]
https://sites.google.com/site/activeislamicinfo/sahih-hadith