'Confirming' in the Bible

and they, having gone forth, did preach everywhere, the Lord working with them, and confirming the word, through the signs following. Amen.

confirming the souls of the disciples, exhorting to remain in the faith, and that through many tribulations it behoveth us to enter into the reign of God,

and he went through Syria and Cilicia, confirming the assemblies.

and He who is confirming you with us into Christ, and did anoint us, is God,