'Proved' in the Bible

James's relative Judas, and Judas Iscariot who proved to be a traitor.

“Which of these three do you think proved to be a neighbor to the man who fell into the hands of the robbers?”

If therefore you have not proved yourselves faithful in dealing with the wealth that is tainted with fraud, who will entrust to you the true good?

And if you have not been faithful in the use of that [earthly wealth] which belongs to another [whether God or man, and of which you are a trustee], who will give you that which is your own?

He said to them, "What things?" "The things concerning Jesus the Nazarene," they replied, "a man who, with his powerful deeds and words, proved to be a prophet before God and all the people;