تَحْبِسُونَهُمَا مِن بَعْدِ الصَّلوةِ
 (Detain them both after the Salah (the prayer),) refers to the `Asr prayer, according to Al-`Awfi who reported it from Ibn `Abbas. This is the same explanation reported from Sa`id bin Jubayr, Ibrahim An-Nakha`i, Qatadah, `Ikrimah and Muhammad bin Sirin. As for Az-Zuhri, he said that they are detained after Muslim prayer (i.e., in congregation). Therefore, these two witnesses will be detained after a congregational prayer, Â