Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
quran:74:8

And when the trumpet is blown,  

For when the trumpet is sounded, when the trumpet is blown, that is, the Horn (qarn), at the second blast,
القرآن:٧٤:٨

فَإِذَا نُقِرَ فِي النَّاقُورِ  

{فإذا نقر في الناقور} نفخ في الصور وهو القرن النفخة الثانية.