Farhan asked 2 years ago

Assalamu Aliakum, I’ve a 2 questions to ask, i was searching in google and youtube to find an answer and i’m unable to find it. the questions are,
1. When isa alai salam were spreading the book of injil, at that time people were follwing Tawrah or Zabur ?
2. How christianity got devided to several peaices ?