ἐπιστηρίζω epistērízō

Greek · Strong's G1991 · used 4 times in 4 verses

Meaning

to support further, i.e. reestablish

In the King James Version: confirm, strengthen

Derivation: from G1909 (ἐπί) and G4741 (στηρίζω);

Acts 14:22 strengthening the souls of the disciples and encouraging them to continue in the faith. “We must endure many hardships to enter the kingdom of God,” they said.
Acts 15:32 Judas and Silas, who themselves were prophets, said much to encourage and strengthen the brothers.
Acts 15:41 And he traveled through Syria and Cilicia, strengthening the churches.
Acts 18:23 After Paul had spent some time in Antioch, he traveled from place to place throughout the region of Galatia and Phrygia, strengthening all the disciples.