Hadith.1058 - Abu Basir said to him:
"I hear someone sneeze, and I praise Allah (swt) and send blessings upon the Prophet (sw) while I am in prayer."
Imam (as) said: "Yes, even if there is a sea between you and your companion."
Al-Kāfi #1415“I once asked abu ‘Abd Allah (a.s.), ‘In Salah (prayer) I hear sneezing, can I then praise Allah and say, “O Allah, grant compensation to...