WAEC - Islamic Religious Knowledge Irk (2016 - No. 12)
Sujudus-sahwi is perfomed to
increase the number of rak'ah in an Obligatory
correct a error in the course of salat
decrease the number of rak'ah of a supererogatory salat
add quality to an on-going salat
הֶסבֵּר
Hadith 9 of an_Nawawi is an admonition against excessive questioning or questions which are forbidden.