Du^a al-Istighfar to fulfill the needs:
For the one that needs a matter fulfilled, let them wake up before Fajr is in and do istighfar 300 times and pray 2 rak^ah sunnah (or Qada' for missed prayers) and while in Sujood make the du^a' that one wishes.
1. Before Fajr, say Astaghfirullahal-^Adheem wa 'Atoobu 'ilayh (300 times)
2. Pray 2 Rak^ah (Sunnah or Qada' for missed prayers)
3. In Sujood make your Du^a'
This du^a' is useful and tested for whoever is unable to have a child or anyone with needs.
May Allah grant you patience and accept your good deeds.
Praise be to Allah our creator. Obey Allah our Creator and thank Him at all times, He will judge us for our deeds. We need Him, He does not need anything, He has no shape or form, He does not resemble any of the creations, Allah exists without a Place, He is the most Powerful and Merciful.