Primary Source

A Grain of Mustard Seed

William Perkins 1626
William Perkins' brief but significant work on faith, using the mustard seed metaphor to illustrate spiritual growth and trust.

Works of William Perkins, Vol. 1 (1626 ed.); Archive.org: WilliamPerkinsWorksVol1

Read this work on Commonplace

Full text search, AI synthesis across 200+ Reformed primary sources, and seamless reading — all in one place.

Start Free Trial to Read

Other works by William Perkins


Related works

Browse the full Reformed theology catalog — 200+ primary sources.