Narrated 'Ammar: as above.
Vol: 001 Book: 007 Hadith: 338
Narrated 'Abdullah: The Prophet said, "He who slaps the cheeks, tears the clothes and follows the traditions of the Days of Ignorance is not from us."
Vol: 002 Book: 023 Hadith: 385
There is none worthy of worship but Allah, surely death has agonies.
Info: Al-Bukhari, cf. Al-Asqalani, Fathul-Bari 8/144. The Hadith also mention him using the Siwak (tooth stick).