13 In whom ye also trusted, after that ye heard the word of truth, the gospel of your salvation: in whom also after that ye believed, ye were sealed with that holy Spirit of promise,
14 Which is the earnest of our inheritance until the redemption of the purchased possession, unto the praise of his glory.
John 6:37, 39
37 All that the Father giveth me shall come to me; and him that cometh to me I will in no wise cast out.
39 And this is the Father's will which hath sent me, that of all which he hath given me I should lose nothing, but should raise it up again at the last day.
Ephesians 2:8
8 For by grace are ye saved through faith; and that not of yourselves: it is the gift of God:
2)
Ephesians 3:17
17 That Christ may dwell in your hearts by faith; that ye, being rooted and grounded in love,
1 Corinthians 1:9
9 God is faithful, by whom ye were called unto the fellowship of his Son Jesus Christ our Lord.