In ancient times, it was not uncommon to display an inscription on a building’s foundation, perhaps showing who built it or who owned it. Paul was the first Bible writer to use this particular illustration.
* وَكَانَ لِلْخَتْمِ عَلَى « ٱلْأَسَاسِ ٱلرَّاسِخِ ٱلَّذِي وَضَعَهُ ٱللهُ » عِبَارَتَانِ .‏