Limited to Lk. 6:48-49; 14:29; Acts 16:26; Rom. 15:20; 1 Cor. 3:10-12; Eph. 2:20; 1 Tim. 6:19; 2 Tim. 2:19; Heb. 6:1; 11:10; Rev. 21:14, 19, the Greek noun “themelios” meant “foundation.”  Refusing or failing to follow Jesus Christ is like building a house with no “foundation” (Lk. 6:48-49).  The “foundation” offered by God is secure (2 Tim. 2:19).