أَكْرَمَ الْمُدِيرُ الْوُفْدَ: هَيَّأَ لَهُمْ مَجْلِسًا وَقَدَّمَ لَهُمْ طَعَامًا.
The director honored the delegation: he prepared seats and offered them food.
The initial report is general; subsequent details identify the means of hospitality. The extra wording contributes clarification after initial generality, rather than empty length. The audience first receives the overall claim and then its concrete realization.
But not every detail is useful. Merely piling synonyms onto the assertion without a discourse function would not constitute valuable amplification. Additional meaning or effect is the test.