Cross-references Explore similar Bible verses on 1 Thessalonians 5:24 in English Standard Version "He who calls you is faithful; he will surely do it." 1Co 1:9 God is faithful, by whom you were called into the fellowship of his Son, Jesus Christ our Lord. Php 1:6 And I am sure of this, that he who began a good work in you will bring it to completion at the day of Jesus Christ.