Du'a for Beneficial Knowledge
Categorie: Guidance
اللَّهُمَّ إِنِّي أَسْأَلُكَ عِلْمًا نَافِعًا وَرِزْقًا طَيِّبًا وَعَمَلًا مُتَقَبَّلًا
Allaahumma innee as'aluka 'ilman naafi'an, wa rizqan tayyiban, wa 'amalan mutaqabbalan.
O Allah, I ask You for beneficial knowledge, good provision, and accepted deeds., Sahih International (en)
Sunan Ibn Majah 925
The Prophet ﷺ used to say this after the Fajr prayer.