I saw 'Umar kissing the Black Stone and saying; I am kissing you and I know that you are just a stone; if I had not seen the Messenger of Allah ﷺ kissing you, I would not have kissed you.
عَنْ عَابِسِ بْنِ رَبِيعَةَ قَالَرَأَيْتُ عُمَرَ يُقَبِّلُ الْحَجَرَ وَيَقُولُ إِنِّي لَأُقَبِّلُكَ وَأَعْلَمُ أَنَّكَ حَجَرٌ وَلَوْلا أَنِّي رَأَيْتُ رَسُولَ اللهِ ﷺ يُقَبِّلُكَ لَمْ أُقَبِّلْكَ