I recognise the stone in Mecca which used to pay me salutations before my advent as a Prophet and I recognise that even now. (Using translation from Muslim 2277)
قَالَ النَّبِيُّ ﷺ «إِنِّي لَأَعْرِفُ حَجَرًا كَانَ يُسَلِّمُ عَلَيَّ قَبْلَ أَنْ أُبْعَثَ إِنِّي لَأَعْرِفُهُ»