1؎ : This is called Tahiyyat al-Masjid; according to the majority, it is recommended (mustahabb), and according to the Shafi'is, it is obligatory (wajib). The correct view is that it is highly emphasized but not obligatory (fard).
2؎ : In the narration of Suhail ibn Abi Salih, instead of «عن أبی قتادۃ», there is «عن جابر بن عبداللہ», and this is incorrect because the other students of 'Amir ibn 'Abdullah have contradicted Suhail.
Explanation & Benefits
Shaykh Dr. Abdur Rahman Freywai
1: This is called Tahiyyat al-Masjid (the greeting of the mosque). According to the majority, it is recommended (mustahabb), while according to the Shafi'is, it is obligatory (wajib). The correct view is that it is highly emphasized, but it is not obligatory (fard).
2: In the narration of Suhayl ibn Abi Salih, instead of "from Abu Qatadah," it is "from Jabir ibn Abdullah," and this is incorrect because other students of Amir ibn Abdullah have contradicted Suhayl.
Source: Sunan al-Tirmidhi – Majlis ‘Ilmi Dar al-Da‘wah, New Delhi Edition, Page: 316