Hawzah News Agency - Prophet Muhammad (SAWW) says:

قِوامُ المَرءِ عَقلُهُ، ولا دِينَ لِمَن لا عَقلَ لَهُ.

‘The very basis of man is his intellect, and the man devoid of intellect has no religion.’

Rawdat al-Waizin, p. 9