 Complete the following phrase:  Within a week of the battle Essex made Skippon his Sergeant-Major-General, a post which carried with it the command of the foot and the complicated duty of arranging the line of battle. In 1643 his religious tracts written in the Netherlands were collected and published as The Christian Centurion, one of many devotional tracts he published for his troops to read. However, his high level of experience meant that Parliament was unwilling to risk him in action early in the war, though he did serve alongside Essex at Gloucester. His first field command came on 20 September 1643, with command of the left wing and reserves at the First Battle of Newbury. He continued serving with Essex during the disastrous 