Thomas Cogswell Upham (1844). “Principles of the Interior Or Hidden Life: Designed Particularly for the Consideration of Those who are Seeking Assurance of Faith and Perfect Love”, p.283
John Flavel (1701). “The whole works of the Reverend Mr. John Flavel: ... to which are added alphabetical tables of the texts of scripture explained, and indexes of the principal matters contained in both volumes”, p.279