Did Jesus command his 12 apostles to write books?

No. Jesus did not command his apostles to write books. Jesus asked his disciples to proclaim the good news of salvation all over the world. Mostly they did not start doing it by writing books. They themselves went out and preached all over the world that was accessable to them in those days. They even reached India - St. Thomas reached India by 52 AD. read more

There were at least eleven intimate disciples of Jesus Christ who could write the genuine life of Christ. But we have only 4 books which record the life of Christ. Moreover, only Matthew and John are of the 12 disciples of Jesus. read more