الكافي- ط الاسلامية, volume 2, page 477

2. From him (Ahmad Ibn Muhammad Ibn Khalid), who narrated from his father and others, from al-Qasim Ibn ‘Urwah from Abu al-‘Abbas Fadl al-Baqbaq that Abu 'Abdillah (al-Sadiq) (as) said: "Supplications are answered at four periods: during Salat al-Witr, after Salat al-Fajr, after Salat al-Dhuhr, and after Salat al-Maghrib."

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

3. Ali Ibn Ibrahim has narrated from his father from al-Nawfali from al-Sakuni from Abu ‘Abdillah (al-Sadiq) (as) that Amir al-Mu'minin (as) said: "Take advantage of supplication at four times: during the recitation of the Quran, at the call to prayer (Adhan), when rain falls, and at the meeting of the two armies for battle."

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

4. Ali Ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from Jamil Ibn Darraj from Abdullah Ibn 'Ata that Abu Ja'far (al-Baqir) (as) said: "When my father had a need before Allah (swt), he would ask Him during this hour." - meaning declining of the sun from its peak position (i.e., dhuhr time).

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

5. It is narrated from him (Ali ibn Ibrahim) from his father from Hammad ibn ‘Isa from al-Husayn ibn al-Mukhtar from Abu Basir that Abu ‘Abdillah (al-Sadiq (as) said: "When one of you feels tenderness in your heart, let him supplicate, for the heart does not become tender until it is sincere."

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

6. A number of our people have narrated from Ahmad Ibn Muhammad Ibn Khalid from Sharif Ibn Sabiq from al-Fadl Ibn Abu Qurrah from Abu ‘Abdillah (al-Sadiq) (as) that Rasulullah (sw) said: "The best time to supplicate to Allah (azwj) is during the pre-dawn hours (Al-Asḥār)." Then he recited this verse from the words of Ya'qub (as): «I will ask forgiveness for you from my Lord» (12:98) and he (the Prophet) said, "He delayed them until pre-dawn hours (to pray for them)."

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.

7. Al-Husayn Ibn Muhammad has narrated from Ahmad Ibn Ishaq from Sa'dan Ibn Muslim from Mu’awiyah Ibn ‘Ammar that Abu ‘Abdillah (al-Sadiq) (as) said: “Whenever my father had a need to be fulfilled, he would seek it to be fulfilled during the decline of the sun from its peak position (i.e. dhuhr time). When he intended to do this, he would first give something in charity, wear some perfume, go to the mosque, and then supplicate for his need as Allah willed."

Translation: Muhammad Sarwar — attributed by Thaqalayn·The Arabic above is the original.