Is it obligatory to recite the opening supplication in all of the tarawih prayer, or only in the first two rak'ahs?

Question : May Allah bless you. The questioner says: Honorable Shaykh, during the tarawih or tahajjud prayer in the month of Ramadan, does one recite the opening supplication when standing for every two rak'ahs, or is it sufficient to recite it only in the first two rak'ahs?

Answer : It is well known that a person in tahajjud, tarawih, or any other prayer prays two rak'ahs at a time, based on the saying of the Prophet (peace and blessings be upon him) and in another wording, though it is not in the two Sahihs, but many scholars have graded it as authentic . It is also well known that the first two rak'ahs are completed with the taslim, and the next two rak'ahs are separate from the first two. Accordingly, it is recommended for a person to recite the opening supplication at the beginning of every two rak'ahs, whether they are the first two or the two that follow them. The important point is that every taslim has