Sraddha Rules How Face,Sit,Perform Homa,For Whom How Many Apasthamba Sutra

Surrender sloka kayen vacha

On How

To sit,

Which direction to face at various point of time during Sraddha,

Light fire for homa,

How many ahutis,

For whom…These are all set out by Sage Apasthamba in Apasthamba Gruhya Sutra.