O Allah, I ask You for success and correctness in all my affairs. — Success
اللَّهُمَّ إِنِّي أَسْأَلُكَ التَّوْفِيقَ وَالسَّدَادَ فِي أُمُورِي كُلِّهَا
Transliteration: Allaahumma innee as'alukat-tawfeeqa was-sadaada fee umooree kullihaa
Translation: O Allah, I ask You for success and correctness in all my affairs.
Reference: General supplication