Purity: Delayed Burial and Salat al‑Wahshah

Practical Laws of Islam as per the teachings of Ayatullah Sistani

Ruling 629:

If people want to take the corpse to another town that is far away, or if the burial is delayed for some other reason, salat al‑wahshah should be delayed until the first night of burial.

-Ayatullah Sistani, Practical Laws of Islam, Purification (Taharah)