Tariq bin Ushaym reported,

I heard the Messenger of Allah ﷺ say, "Whoever declares that there is no god but Allah and rejects everything worshipped besides Allah, his property and blood become inviolable, and his reckoning rests with Allah."

Muslim 130

Sahih

و حدثنا سويد بن سعيد وابن أبي عمر قالا حدثنا مروان يعنيان الفزاري

عن أبي مالك عن أبيه قال

سمعت رسول الله ﷺ يقول من قال لا إله إلا الله وكفر بما يعبد من دون الله حرم ماله ودمه وحسابه على الله

مسلم 130صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Muslim
Book
Faith
Chapter
Command to fight people until they say there is no god but Allah and Muhammad is the Messenger of Allah, establish prayer, give zakat, and believe in all that the Prophet ﷺ brought, and that whoever does so has protected his life and wealth except by its right, and his inner secrets are left to Allah, and fighting those who refuse zakat or other rights of Islam, and the concern of the leader with the symbols of Islam
Numbering
Darussalam 130
Muslim 130