It marked the liberation of ancient Israel from slavery in Egypt. That event should be important to you.
وَيَلْزَمُ أَنْ يَكُونَ هٰذَا ٱلْحَدَثُ مُهِمًّا فِي نَظَرِكَ لِأَنَّ بَعْضَ أَوْجُهِهِ لَهَا مَغْزًى لَنَا ٱلْيَوْمَ .‏