O Messenger of Allah ﷺ, I vowed during the jahiliyyah to observe i’tikaf for one night in al-Masjid al-Haram. He said to him: “Fulfil your vow.”
أَنَّهُ قَالَ يَا رَسُولَ اللهِ إِنِّي نَذَرْتُ فِي الْجَاهِلِيَّةِ أَنْ أَعْتَكِفَ فِي الْمَسْجِدِ الْحَرَامِ لَيْلَةً فَقَالَ لَهُ فَأَوْفِ بِنَذْرِكَ