Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
tabarani:5847[Chain 1] Muḥammad b. al-Faḍl al-Saqaṭī > Saʿīd b. Sulaymān [Chain 2] ʿAbdān > Muḥammad b. Sulaymān Lūwayn [Chain 3] Abū Muslim al-Kashhī > ʿAbdān b. ʿAbd al-Wahhāb al-Ḥajabī > ʿAbd al-Ḥamīd b. Sulaymān > Abū Ḥāzim > Sahl b. Saʿd

[Machine] The Messenger of Allah, ﷺ , said: "There are two times in which supplications are not rejected: during the prayer and during battle."  

الطبراني:٥٨٤٧حَدَّثَنَا مُحَمَّدُ بْنُ الْفَضْلِ السَّقَطِيُّ ثنا سَعِيدُ بْنُ سُلَيْمَانَ ح وَحَدَّثَنَا عَبْدَانُ ثنا مُحَمَّدُ بْنُ سُلَيْمَانَ لُوَيْنٍ ح وَحَدَّثَنَا أَبُو مُسْلِمٍ الْكَشِّيُّ ثنا عَبْدَانُ بْنُ عَبْدِ الْوَهَّابِ الْحَجَبِيُّ قَالُوا ثنا عَبْدُ الْحَمِيدِ بْنُ سُلَيْمَانَ عَنْ أَبِي حَازِمٍ عَنْ سَهْلِ بْنِ سَعْدٍ قَالَ

قَالَ رَسُولُ اللهِ ﷺ ساعَتَانِ لَا تُرَدُّ فِيهِمَا دَعْوَةٌ عِنْدَ الصَّلَاةِ وَعِنْدَ الْقِتَالِ