Man Lā Yaḥḍuruh al-Faqīh
Hadith 11641171 - وَ سَأَلَ عَمَّارٌ اَلسَّابَاطِيُّ أَبَا عَبْدِ اَللَّهِ عَلَيْهِ اَلسَّلاَمُ: عَنْ رَجُلٍ أَدْرَكَ اَلْإِمَامَ حِينَ يُسَلِّمُ قَالَ «عَلَيْهِ أَنْ يُؤَذِّنَ وَ يُقِيمَ وَ يَفْتَتِحَ اَلصَّلاَةَ.
Hadith.1171 - Ammar al-Sabati asked Imam Jafar ibn Muhammad Al-Sadiq (as) about a man who arrives at the mosque just as the Imam is concluding the prayer with the taslim (final salutation).
Imam (as) replied: "He should give the adhan (call to prayer), make the iqamah (call to commence the prayer), and then begin his prayer."