It is the Quranic Ayat of Wealth
The Prophet said, ‘Whoever recites surah al Waqiah at night would never encounter poverty’ [Ibn Sunni 620]
The Prophet said, ‘Surah al Waqiah is the Surah of Wealth, so recite it and teach it to your children’[Ibn Asakir]
also read:
Islamic Duas and Supplications 