Luckiest person who will have my intercession on the Day of Resurrection will be the one who said sincerely from the bottom of his heart La ilaha illAllah

Bismilahirrahmanirrahim 

✦ The Prophet Sal-Allahu Alaihi Wasallam said he luckiest person who will have my intercession on the Day of Resurrection will be the 

one who said sincerely from the bottom of his heart La ilaha illAllah (There is no god but Allah.) 

Sahih Bukhari, Book 3, 98