Riyad as-Saliheen 918
Abu Sa'id Al-Khudri (May Allah be pleased with him) reported:
The Messenger of Allah ﷺ said, "Exhort your dying men to recite: 'La ilaha illallah' (There is no true god except Allah)."
[Muslim].
وعن أبي سعيد الخدري رضي الله عنه قال: قال رسول الله ﷺ : “لقنوا موتاكم لا إله إلا الله" ((رواه مسلم)).
Classification
Sahih (Authentic)
References
Riyad as-Saliheen 918
Riyad as-Saliheen Book of Visiting the Sick, Hadith 25