ANSWER:
There’s no sujood as sahu for this as reciting another surah after fateha is sunnah and not mandatory. Even if you didn’t recite it intentionally, your Salah is still valid, though you have missed out on the reward.
ANSWER:
There’s no sujood as sahu for this as reciting another surah after fateha is sunnah and not mandatory. Even if you didn’t recite it intentionally, your Salah is still valid, though you have missed out on the reward.