They are not obligated to have a large wedding feast. If they do choose to have a gathering, they will want to calculate the expense of the gathering and consider its nature.
بَدَلًا مِنْ ذلِكَ ،‏ يَنْبَغِي أَنْ يَأْخُذَا فِي ٱلِٱعْتِبَارِ أَنَّ ‹ ٱلَّذِي يَصْنَعُ مَشِيئَةَ ٱللهِ يَبْقَى إِلَى ٱلْأَبَدِ › .‏ —‏ ١ يوحنا ٢ :‏ ​ ١٦ ،‏ ١٧‏ .‏