3913An NasaiSahih (Darussalam)أَخْبَرَنَا الْحُسَيْنُ بْنُ عِيسَى، عَنْ عَبْدِ الصَّمَدِ، قَالَ حَدَّثَنَا هِشَامٌ، عَنْ قَتَادَةَ، عَنْ أَنَسٍ، أَنَّ ابْنَ عَبَّاسٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم مَنْ بَدَّلَ دِينَهُ فَاقْتُلُوهُ " It was narrated from Anas that :Ibn 'Abbas said: "The Messenger of Allah (ﷺ) said: 'Whoever changes his religion, kill him.'"Reference: Sunan an-Nasa'i 4064 In-book : Book 37, Hadith 99 English translation : Vol. 5, Book 37, Hadith 4069