It wasnarrated from Abu Hurairah that the Messenger of Allah (ﷺ)said:
"Whoever drinks poison and kills himself, will be sipping it inthefire of Hell forever and ever.'" (JA)
English reference (JA): Vol. 4, Book 31, Hadith 3460 (JA)
Arabic reference (JA): Book 31, Hadith 3588 (JA)