By Allah, I know that you are a stone and if I were not to see Messenger of Allah ﷺ kissing you, I would not have kissed you. Harun said in his narration: A hadith like this has been transmitted to me by Zaid b. Aslam on the authority of his father Aslam.
قَبَّلَ عُمَرُ بْنُ الْخَطَّابِ الْحَجَرَ ثُمَّ قَالَ أَمَ وَاللَّهِ لَقَدْ عَلِمْتُ أَنَّكَ حَجَرٌ وَلَوْلاَ أَنِّي رَأَيْتُ رَسُولَ اللَّهِ ﷺ يُقَبِّلُكَ مَا قَبَّلْتُكَ زَادَ هَارُونُ فِي رِوَايَتِهِ قَالَ عَمْرٌو وَحَدَّثَنِي بِمِثْلِهَا زَيْدُ بْنُ أَسْلَمَ عَنْ أَبِيهِ أَسْلَمَ