2 Timothy 3:14
But continue thou in the things which thou hast learned and hast been assured of, knowing from whom thou hast learned them;
2 Timothy 1:13
Hold fast the form of sound words, which thou hast heard from me, in faith and love which is in Christ Jesus.
Acts 17:31
Because he hath appointed a day, in which he will judge the world in righteousness, by that man whom he hath ordained: of which he hath given assurance to all men, in that he hath raised him from the dead.
Romans 14:5
One man esteemeth one day above another: another esteemeth every day alike. Let every man be fully persuaded in his own mind.
Colossians 2:2
That their hearts may be comforted, being knit together in love, and to all riches of the full assurance of understanding to the acknowledgment of the mystery of God, and of the Father, and of Christ;
1 Thessalonians 1:5
For our gospel came not to you in word only, but also in power, and in the Holy Spirit, and in much assurance; as ye know what manner of men we were among you for your sake.
1 Thessalonians 2:13
For this cause also we thank God without ceasing, because, when ye received the word of God which ye heard from us, ye received it not as the word of men, but (as it is in truth) the word of God, which effectually worketh also in you that believe.
1 Timothy 4:16
Take heed to thyself and to thy doctrine; continue in them: for in doing this thou wilt both save thyself, and them that hear thee.
2 Timothy 2:2
And the things that thou hast heard from me among many witnesses, the same commit thou to faithful men, who shall be able to teach others also.
2 Timothy 3:15
And that from a child thou hast known the sacred scriptures, which are able to make thee wise to salvation through faith which is in Christ Jesus.
Hebrews 6:11
And we desire every one of you to show the same diligence to the full assurance of hope to the end:
Hebrews 10:22
Let us draw near with a true heart in full assurance of faith, having our hearts sprinkled from an evil conscience, and our bodies washed with pure water.