Skandapurana 5.177.31

5.177.31

kasminkāle prakartavyā vidhinā kena sanmune ..
sarvaṃ vistarato brūhi yena tāṃ prakaromyaham .. 31 ..

“At what time must it be performed, and by what rite, O good sage? / Tell me everything in detail, so that I may perform it.”