Though some of them are given for a particular time or situation, they never become faulty or inadequate.
وَمَعَ أَنَّ بَعْضًا مِنْهَا أُعْطِيَتْ لِزَمَانٍ مُحَدَّدٍ أَوْ ظَرْفٍ مُعَيَّنٍ ،‏ فَهِيَ لَا تَغْدُو عَتِيقَةَ ٱلطِّرَازِ .‏