Allah's Messenger (ﷺ) called,: "War is deceit".
Sahih al-Bukhari Book 56, Hadith 236
← Previous Hadith The Prophet (ﷺ) said, "Khosrau will be ruined, and there will be no Khosrau after him, and Caesar will surely be ruined and there will be no Caesar after him, and you will spend their treasures in Allah's Cause." He called, "War is deceit'.

Sahih al-Bukhari Book 56, Hadith 235 Next Hadith → The Prophet (ﷺ) said, "War is deceit."

Sahih al-Bukhari Book 56, Hadith 237