Narrated by Jaabir ibn ‘Abdillah (may Allah be pleased with him) who said:
The Messenger of Allah (صلى الله عليه وسلم) said:
“The day of Friday has twelve hours, in which there is no Muslim slave who asks Allah for anything but He will grant it to him, so seek it in the last hour after ‘Asr.”
Reported by Abu Dawood (1048) and an-Nasaa’i (1389); classed as saheeh by al-Albaani in Saheeh Abi Dawood; and by an-Nawawi in al-Majmoo‘, 4/471
Great Rewards 