The Prophet (peace and blessings be upon him)’s supplications after his night prayers…
Prophet Muhammad -peace and blessings of Allah be upon him- in some of the supplications he made after his night prayers, would supplicate as follows:
The Prophet’s Dua (Supplication) After Night Prayer
Arabic Text:
Allâhümme innî es’elüke min fadlika ma yuhdî ilâ sâbiilil hurşid, wa yûsiru bihi amâlî, wa yudewwinu fitnati fî rûhî, wa ya’tînî bi-imânin kâmilin, wa a’mâlin sâlihin zâhirin, wa tuzkiyyetin li’amâlî, va istikâmatin bi-rızâtika, wa ilhâmin li-ḥabbin fî islâmi, wa naẓarin min kulli şarrin.
Meaning (Translation):
“O Allah! I ask You for a blessing from Your favor that guides me to the path of righteousness, and facilitates my actions with it, and brings order to my scattered soul, and grants me perfect faith, and righteous deeds outwardly, and purification of my deeds, and steadfastness in accordance with Your pleasure, and inspiration of love within my Islam, and protection from all evil!” (Tirmidhi, Du’a, 30/3419)

