The Gospel of Christ saved you and filled you with power, the indwelling Holy Spirit, and much assurance.  

“For our gospel did not come to you in word only, but also in power, and in the Holy Spirit and in much assurance” (1Thes 1:5)

“Therefore I endure all things for the sake of the elect, that they also may obtain the salvation which is in Christ Jesus with eternal glory.” (2Tim 2:10)

“as His divine power has given to us all things that pertain to life and godliness, through the knowledge of Him who called us by glory and virtue” (2Pet 1:3)

“For the kingdom of God is not in word but in power.” (1Cor 4:20)

“Paul, a bondservant of Jesus Christ, called to be an apostle, separated to the gospel of God” (Rom 1:1)

“For I am not ashamed of the gospel of Christ, for it is the power of God to salvation for everyone who believes, for the Jew first and also for the Greek.” (Rom 1:16)

“that I might be a minister of Jesus Christ to the Gentiles, ministering the gospel of God, that the offering of the Gentiles might be acceptable, sanctified by the Holy Spirit.” (Rom 15:16)

“in mighty signs and wonders, by the power of the Spirit of God, so that from Jerusalem and round about to Illyricum I have fully preached the gospel of Christ.” (Rom 15:19)

“For Christ did not send me to baptize, but to preach the gospel, not with wisdom of words, lest the cross of Christ should be made of no effect.” (1Cor 1:17)

“But I know that when I come to you, I shall come in the fullness of the blessing of the gospel of Christ.” (Rom 15:29)

“If others are partakers of this right over you, are we not even more? Nevertheless we have not used this right, but endure all things lest we hinder the gospel of Christ.” (1Cor 9:12)

“What is my reward then? That when I preach the gospel, I may present the gospel of Christ without charge, that I may not abuse my authority in the gospel.” (1Cor 9:18)

“whose minds the god of this age has blinded, who do not believe, lest the light of the gospel of the glory of Christ, who is the image of God, should shine on them.” (2Cor 4:4)

“by the word of truth, by the power of God, by the armor of righteousness on the right hand and on the left” (2Cor 6:7)

“while, through the proof of this ministry, they glorify God for the obedience of your confession to the gospel of Christ, and for your liberal sharing with them and all men” (2Cor 9:13)

“For we are not overextending ourselves (as though our authority did not extend to you), for it was to you that we came with the gospel of Christ” (2Cor 10:14)

“Did I commit sin in humbling myself that you might be exalted, because I preached the gospel of God to you free of charge?” (2Cor 11:7)

“which is not another; but there are some who trouble you and want to pervert the gospel of Christ.” (Gal 1:7)

“Only let your conduct be worthy of the gospel of Christ, so that whether I come and see you or am absent, I may hear of your affairs, that you stand fast in one spirit, with one mind striving together for the faith of the gospel” (Phil 1:27)

“But even after we had suffered before and were spitefully treated at Philippi, as you know, we were bold in our God to speak to you the gospel of God in much conflict.” (1Thes 2:2)

“So, affectionately longing for you, we were well pleased to impart to you not only the gospel of God, but also our own lives, because you had become dear to us.” (1Thes 2:8)

“For you remember, brethren, our labor and toil; for laboring night and day, that we might not be a burden to any of you, we preached to you the gospel of God.” (1Thes 2:9)

“and sent Timothy, our brother and minister of God, and our fellow laborer in the gospel of Christ, to establish you and encourage you concerning your faith” (1Thes 3:2)

“in flaming fire taking vengeance on those who do not know God, and on those who do not obey the gospel of our Lord Jesus Christ.” (2Thes 1:8)

“according to the glorious [doxa] gospel of the blessed [makarios] God which was committed to my trust.” (1Tim 1:11)

“For the time has come for judgment to begin at the house of God; and if it begins with us first, what will be the end of those who do not obey the gospel of God?” (1Pet 4:17)

“For I determined not to know anything among you except Jesus Christ and Him crucified.” (1Cor 2:2)

“But God forbid that I should boast except in the cross of our Lord Jesus Christ, by whom the world has been crucified to me, and I to the world.” (Gal 6:14)

Reading: Col 4; 1Thes 1-2; Rom 12