وَلَوْ تَقَوَّلَ عَلَيْنَا بَعْضَ ٱلْأَقَاوِيلِ
And if Muhammad had made up about Us some [false] sayings,
Saheeh International
The verse for a given day is derived from the date itself, so it is the same for everyone and can be checked. It carries no claim of being especially apt for that day — it is a way of meeting a verse you did not choose.