G1991–ἐπιστηρίζω–epistērizō

Everywhere they strengthened the disciples by encouraging them to hold fast to the faith, and warned them saying, "It is through many afflictions that we must make our way into the Kingdom of God."

ἐπιστηρίζοντες epistērizontes “strengthening”

And Judas and Silas, being themselves also Prophets, gave them a long and encouraging talk, and strengthened them in the faith.

ἐπεστήριξαν. epestērixan “strengthened [them].”

and he passed through Syria and Cilicia, strengthening the Churches.

ἐπιστηρίζων epistērizōn “strengthening”

After spending some time in Antioch, Paul set out on a tour, visiting the whole of Galatia and Phrygia in order, and strengthening all the disciples.

ἐπιστηρίζων epistērizōn “strengthening”