The Prophet ﷺ said, "Seek the hour of hope on Friday between the afternoon prayer and sunset."
حدثنا عبد الله بن الصباح الهاشمي البصري العطار حدثنا عبيد الله بن عبد المجيد الحنفي حدثنا محمد بن أبي حميد حدثنا موسى بن وردان
عن النبي ﷺ أنه قال التمسوا الساعة التي ترجى في يوم الجمعة بعد العصر إلى غيبوبة الشمس
[Sahih] Ibn Adi also related it in Al-Kamil 6/2346 from the hadith of Ubaydullah Hanafi through the same route. It is also found in Sharh al-Sunnah by Baghawi, 4/208, hadith 1051, through the route of Tirmidhi. The hadith has corroborating narrations, including the one that follows, and another corroboration is found in Abu Dawud, hadith 1048, with a sahih chain of transmission.