Maybe this will help.
http://www.dtl.org/alt/background/acts-22-16.htm
Romans:
For whosoever shall call upon the name of the Lord shall be saved!
Joel:
And it shall come to pass, that whosoever shall call on the name of the Lord shall be delivered: for in mount Zion and in Jerusalem shall be deliverance, as the Lord hath said, and in the remnant whom the Lord shall call.
Acts 2:
36.
|0806| Assuredly,
|3767| therefore,
|1097| let know
|3956| all
|3624| the household
|2474| of Israel
|3754| that
|2532| both
|2962| Lord
|2532| and
|5547| Christ
|0846| him
|3588| -
|2316| God
|4160| made
|5126| this
|2424| Jesus
|3739| whom
|5210| you
|4717| crucified.
37.
|0191| having heard
|1161| And,
|2660| They were pierced
|3588| in the
|2588| heart, Almost there but not quite. Some people are!
|2036| said
|5037| and
|4314| to
|4074| Peter,
|2532| and
|3588| the
|3062| remaining
|0652| apostles,
|5101| What
|4160| should we do,
|0435| men,
|0080| brothers?
38.
|4074| Peter
|1161| And
|5346| said
|4314| to
|0846| them,
|3340| Change {your} hearts Circumcision of the Heart!
|2532| and
|0907| be immersed
|1538| each
|5216| of you
|1909| upon
|3588| the
|3686| name
|2424| of Jesus
|5547| Christ
|1519| to
|0859| forgiveness
|0266| of sins,
|2532| and
|2983| you will receive
|3588| the
|1431| gift
|3588| of the
|0040| Holy
|4151| Spirit.
THE KEY! THE SEAL OF THE PROMISE! THE HOLY SPIRIT!!!
39.
|5213| to you
|1063| For
|2076| is
|3588| the
|1860| promise, Study the Promise that was given unto Isaac thru Mose's!
|2532| and
|3588| to the
|5043| children
|5216| of you,
|2532| even
|3956| to all
|3588| those
|1519| at
|3112| a distance,
|3745| as many
|0302| as
|4341| may call
|9999| {the}
|2962| Lord,
|3588| the
|2316| God
|2257| of us.
These people needed an act(not works) to write it upon their hearts!
But not all do!
Has to do with faith!
The name that is above all Names! Jesus
.