Welcome To Knox Orthodox Presbyterian Church

At Knox, God is building a body of believers who have experienced His love in Jesus and who are learning how to worship Him, and how to love and serve each other for Jesus’ sake.

We Invite You to Join Us!

9:30 AM-Catechism (All ages)

9:45 AM-Sunday School (All ages)

11:00 AM-Morning Worship

6:30 PM-Evening Worship

Sunday School and Sermon Series

Adult Sunday School

Beginning Sunday, September 06, 2026, the adult Sunday School class will begin viewing the video series Theology for All – Doctrine for the Christian Life, by Rev. Dr. Sinclair B. Ferguson. Theology isn’t just for scholars or pastors-it’s for every Christian, and it shapes how we live every day. God’s Word is the ultimate authority for faith and life, and theology arises out of God’s Word, so it has deep implications for what we are to believe and how we are to live. In this teaching series, Dr. Sinclair Ferguson provides the biblical foundations for the basics of the Christian…

Morning Sermon Series

Luke (12-13): Living By Faith – Following our series through the book of Habakkuk, we will return to the Gospel According to Luke in our morning series, beginning Lord’s Day August 09, 2026. Chapters 12–13 of Luke’s Gospel contain a section of Jesus’ teaching in which he instructs his disciples regarding the life lived by faith in Christ. Over the next fifteen Lord’s Days, we will meditate upon this teaching as we prayerfully seek the Holy Spirit’s grace for us to be those who hear and keep God’s word. 

Evening Sermon Series

Sin Increased… And Grace Abounded! – Beginning August 16, and continuing through November, our evening sermons will explore Exodus 32-34. Things had been going so well … Exodus chapters 32 to 34 describes the catastrophic incident of the golden calf and its aftermath. It’s a shocking story, because everything seemed to have been going so well for the Israelites. However, times of blessing can also become times of carelessness— with devastating results! Into what seemed to be a hopeless situation, stepped Moses. These fickle Israelites were close to his heart—and he was prepared to go to amazing lengths to ensure that they…

Shorter Catechism


Study question for August 23, 2026
Q. 34
What is adoption?
A. 34
Adoption is an act of God’s free grace, whereby we are received into the number, and have a right to all the privileges of, the sons of God.


The Westminster Shorter Catechism can be found on the OPC website.

Study question for August 30, 2026
Q. 35
What is sanctification?
A. 35
Sanctification is the work of God’s free grace, whereby we are renewed in the whole man after the image of God, and are enabled more and more to die unto sin, and live unto righteousness.

The Westminster Shorter Catechism can be found on the OPC website.

Reading Through The Bible

Week 35 August 23 – August 29

SundayThe Epistles2 Timothy 1, 2
MondayThe LawNumbers 9 – 12
Tuesday History1 Chronicles 15 – 19
WednesdayPsalmsPsalms 102 – 104
ThursdayPoetryProverbs 20, 21
FridayThe ProphetsHosea 8 – 14
SaturdayGospels & ActsJohn 10 – 12

Services at 11:00 am and 6:30 pm

Sunday school at 9:45 am for all ages

410 Granville Dr.
Silver Spring, MD 20901
(301) 587-6637