Grace is equal to faith
Ephesians 2:8 For by grace are ye saved through faith; and that not of yourselves: it is the gift of God:
Romans 1:17 For therein is the righteousness of God revealed from faith to faith: as it is written, The just shall live by faith.
Acts 15:7 And when there had been much disputing, Peter rose up, and said unto them, Men and brethren, ye know how that a good while ago God made choice among us, that the Gentiles by my mouth should hear the word of the gospel, and believe.
Acts 15:8 And God, which knoweth the hearts, bare them witness, giving them the Holy Ghost, even as he did unto us;
Acts 15:9 And put no difference between us and them, purifying their hearts by faith.
Acts 15:10 Now therefore why tempt ye God, to put a yoke upon the neck of the disciples, which neither our fathers nor we were able to bear?
Acts 15:11 But we believe that through the grace of the Lord Jesus Christ we shall be saved, even as they.
This proves Grace is something that helps people believe in God
Acts 18:24 And a certain Jew named Apollos, born at Alexandria, an eloquent man, and mighty in the scriptures, came to Ephesus.
Acts 18:25 This man was instructed in the way of the Lord; and being fervent in the spirit, he spake and taught diligently the things of the Lord, knowing only the baptism of John.
Acts 18:26 And he began to speak boldly in the synagogue: whom when Aquila and Priscilla had heard, they took him unto them, and expounded unto him the way of God more perfectly.
Acts 18:27 And when he was disposed to pass into Achaia, the brethren wrote, exhorting the disciples to receive him: who, when he was come, helped them much which had believed through grace:
Here we find that Grace has something to do with truthfully testifying about God
Acts 20:22 And now, behold, I go bound in the spirit unto Jerusalem, not knowing the things that shall befall me there:
Acts 20:23 Save that the Holy Ghost witnesseth in every city, saying that bonds and afflictions abide me.
Acts 20:24 But none of these things move me, neither count I my life dear unto myself, so that I might finish my course with joy, and the ministry, which I have received of the Lord Jesus, to testify the gospel of the grace of God.
Why is Grace connected to feeding the church of God?
Acts 20:25 And now, behold, I know that ye all, among whom I have gone preaching the kingdom of God, shall see my face no more.
Acts 20:26 Wherefore I take you to record this day, that I am pure from the blood of all men.
Acts 20:27 For I have not shunned to declare unto you all the counsel of God.
Acts 20:28 Take heed therefore unto yourselves, and to all the flock, over the which the Holy Ghost hath made you overseers, to feed the church of God, which he hath purchased with his own blood.
Acts 20:29 For I know this, that after my departing shall grievous wolves enter in among you, not sparing the flock.
Acts 20:30 Also of your own selves shall men arise, speaking perverse things, to draw away disciples after them.
Acts 20:31 Therefore watch, and remember, that by the space of three years I ceased not to warn every one night and day with tears.
Acts 20:32 And now, brethren, I commend you to God, and to the word of his grace, which is able to build you up, and to give you an inheritance among all them which are sanctified.
Acts 20:33 I have coveted no man’s silver, or gold, or apparel.