Umar said while he was (sitting) on the pulpit: O people, the opinion from the Messenger of Allah ﷺ was right, because Allah showed (i.e. inspired) him; but from us it is sheer conjecture and artifice.

وَهُوَ عَلَى الْمِنْبَرِ يَا أَيُّهَا النَّاسُ إِنَّ الرَّأْىَ إِنَّمَا كَانَ مِنْ رَسُولِ اللَّهِ ﷺ مُصِيبًا لأَنَّ اللَّهَ كَانَ يُرِيهِ وَإِنَّمَا هُوَ مِنَّا الظَّنُّ وَالتَّكَلُّفُ