My Utmost for His Highest: Selections for the Year (1989).The devotionals in the book cover a range of subjects, from what a person should pray for to reflections on the follower's daily activities. The book was published after Oswald's death in 1917, with his wife Gertrude Hobbs compiling the passages after his death from her shorthand notes. My Utmost for His Highest is broken down into 366 sections for each day of the year, meant to be read daily for inspiration. My Utmost for His Highest has been officially translated into over 39 languages and has never been out of print.

The book is considered to be one of the most popular religious books ever written, inspiring several people such as columnist and author Cal Thomas and President George W. The title is taken from one of Chambers's sermons, where he says 'Shut out every consideration and keep yourself before God for this one thing only - My Utmost for His Highest'. It relies on the New King James Version of the Bible, and has become a series of Christian devotional journals, calendars, and children's books. The 'Updated Edition in Today's Language,' edited by James Reimann, has appeared in a variety of formats since 1992. The copyright was renewed in 1963 by the Oswald Chambers Publications Association, Ltd. The book was first published in America by Dodd, Mead, & Co., in 1935.

Chambers' widow self-published the book with Alden in Oxford circa 1924 (Lukabyo, 'From a Ministry for Youth to a Ministry of Youth', 2020, p. 154). My Utmost for His Highest is a daily Christian devotional by Oswald Chambers (1874–1917) that compiles his preaching to students and soldiers.

My utmost for his highest today