Concerning what the Jahmiyyah denied (i.e., seeing Allah in the Hereafter, etc.) Sunan Ibn Majah 182
Arabic hadith text
حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، وَمُحَمَّدُ بْنُ الصَّبَّاحِ، قَالاَ حَدَّثَنَا يَزِيدُ بْنُ هَارُونَ، أَنْبَأَنَا حَمَّادُ بْنُ سَلَمَةَ، عَنْ يَعْلَى بْنِ عَطَاءٍ، عَنْ وَكِيعِ بْنِ حُدُسٍ، عَنْ عَمِّهِ أَبِي رَزِينٍ، قَالَ قُلْتُ يَا رَسُولَ اللَّهِ أَيْنَ كَانَ رَبُّنَا قَبْلَ أَنْ يَخْلُقَ خَلْقَهُ قَالَ " كَانَ فِي عَمَاءٍ مَا تَحْتَهُ هَوَاءٌ وَمَا فَوْقَهُ هَوَاءٌ ثُمَّ خَلَقَ الْعَرْشَ عَلَى الْمَاءِ "
Translation
Waki' bin Hudus narrated that his paternal uncle Abu Razin said
"I said: 'O Messenger of Allah, where was our Lord before He created His creation?' He said: He was above the clouds, below which was air, and above which was air and water. Then He created His Throne above the water.'"