“When the deceased enters the grave, the sun is made to appear as if it is setting. He sits up, wipes his eyes and says: ‘Let me pray.’” (Using translation from Ibn Mājah 4272)
"إِذا أُدْخِلَ الميّتُ القبرَ مُثِّلَتْ له الشمسُ عنْد غُروبِها، فيجلسُ يمسحُ عينيه ويقولُ: دعونى أُصلى".