θεμελιόω

And after you have suffered for a little while, the God of all grace, who has called you to His eternal glory in Christ, will Himself restore you, secure you, strengthen you, and establish you.

if indeed you continue in your faith, established and firm, not moved from the hope of the gospel you heard, which has been proclaimed to every creature under heaven, and of which I, Paul, have become a servant.

so that Christ may dwell in your hearts through faith. Then you, being rooted and grounded in love,

And:“In the beginning, O Lord, You laid the foundations of the earth,and the heavens are the work of Your hands.

The rain fell, the torrents raged, and the winds blew and beat against that house; yet it did not fall, because its foundation was on the rock.