And here view of Sistani
Related posts from Gift2Shias:
Did Omar altered the Athaan? (“Prayer is better than sleep”)
Hayyaa ‘alaa Khayr Al-‘Amal – An abondened Sunnah, removed by Omar?
‘Praying is better than sleep’ (al-salaatu khayrun min al-nawm) – SAHIH narrations in Sunni books
May Allah curse the Shias for adding ‘Aliyun Waliyullah’ to the Athaan (Says Al-Toosi, not a Wahhabi!)