Hanafi
The sources give no view for it here.
دخول الوثني المسجد
هل يجوز للوثني دخول المسجد؟
Each school’s answer
In our wordsHanafi
Not stated in the sources
Maliki
Not stated in the sources
Shafi'i
Not stated in the sources
Hanbali
Not stated in the sources
The texts
دُخُول الْوَثَنِيِّ الْمَسْجِدَ: ١٦ - اخْتَلَفَ الْفُقَهَاءُ فِي دُخُول الْوَثَنِيِّ الْمَسْجِدَ. وَالتَّفْصِيل فِي مُصْطَلَحِ (كُفْر ف ١٧)
«الموسوعة الفقهية الكويتية» (Kuwait) entry «وثني» vol. 42 p. 354
From the schools’ own books
Maliki
The sources give no view for it here.
Shafi'i
The sources give no view for it here.
Hanbali
The sources give no view for it here.
What is «in our words» is our standard wording; the books’ texts stay as they are.