The best time is Tahajjud time (last third of the night: approximately 1:00 AM to 4:30 AM). However, if you sin during the day, repent immediately—do not wait for night.
For those who do not speak Arabic, these guides often provide English or Urdu transliterations of the prayers alongside their meanings to foster deeper spiritual connection. Muavin Namaz Pdf
The Prophet Muhammad (PBUH) said: “If anyone has a need from Allah, or from any human being, let him perform Wudu (ablution) perfectly, then pray two Rak’ahs. Then let him praise Allah and send blessings upon the Prophet... then let him say the Dua of Need.” (Sunan al-Tirmidhi, Hadith 480) The best time is Tahajjud time (last third