Sunan Abi Dawud

Asma daughter of Yazid reported the Prophet (ﷺ) as saying:""Allah's Greatest Names is in these two verses: ""And your Ilaah (God) is One Ilaah (God), none has the right to be worshipped but He, the Ever-Merciful, the Mercy-Giving' and the beginning of Surah Al 'Imran, ""A.L.M Allah, there is no deity but He, the Living, the Eternal