'Obtain' in the Bible

I do not want you to be unaware, brethren, that often I have planned to come to you (and have been prevented so far) so that I may obtain some fruit among you also, even as among the rest of the Gentiles.

For if while we were hostile to God we were reconciled to Him through the death of His Son, it is still more certain that now that we are reconciled, we shall obtain salvation through Christ's life.

For with the heart men believe and obtain righteousness, and with the mouth they make confession and obtain salvation.

What, then, does this mean? It means that Israel failed to obtain what it was seeking, but the selected group obtained it while the rest were hardened.

Even so have these also now not believed, that through your mercy they also may obtain mercy.