Word by Word Analysis

فَإِن كَذَّبُوكَ فَقَدْ كُذِّبَ رُسُلٌ مِّن قَبْلِكَ جَآءُو بِٱلْبَيِّنَـٰتِ وَٱلزُّبُرِ وَٱلْكِتَـٰبِ ٱلْمُنِيرِ 184

Then if they deny you, [O Muḥammad] - so were messengers denied before you, who brought clear proofs and written ordinances and the enlightening Scripture.