ENOfficial
`A'isha said that when the Negus died, they discussed the fact that a light continued to be seen over his grave. Abu Dawud transmitted it.
Source: sunnah.com
Other translations
Arabic
عَن عَائِشَة قَالَتْ: لَمَّا مَاتَ النَّجَاشِيُّ كُنَّا نَتَحَدَّثُ أَنَّهُ لَا يَزَالُ يُرَى عَلَى قَبْرِهِ نُورٌ. رَوَاهُ أَبُو دَاوُد
sunnah.com