لَا تُعَجِّلُوا الْإِصْلَاحَ عَلَى حِسَابِ الْأَمْنِ؛ فَسَلَامَةُ النَّاسِ أَوْلَى مِنْ سُرْعَةِ الْعَمَلِ.
Do not rush repairs at the expense of safety, for people's safety takes priority over speed.
The closing statement gives a general maxim that supports the preceding specific prohibition. In this context it has a plausible tadhyīl function; the fāʾ also introduces a justification for the prohibition.
A single expression may carry more than one rhetorical function if each claim has a distinct ground. It is not enough to pile up labels: the analyst must show precisely where the general reinforcing principle lies and how it justifies the earlier directive.