Every person since Pentecost until today that has not been baptized in water in the name of Jesus for the remission of sins is lost.
Luke 24:47
47 And that repentance and remission of sins should be preached in his name among all nations, beginning at Jerusalem.
Acts 2:38
Then Peter said unto them, Repent, and be baptized every one of you in the name of Jesus Christ for the remission of sins, and ye shall receive the gift of the Holy Ghost.
Every person that does not believe that Jesus was the Father manifested in the flesh is lost.
John 14:10
10 Believest thou not that I am in the Father, and the Father in me? the words that I speak unto you I speak not of myself: but the Father that dwelleth in me, he doeth the works.
John 8:24
24 I said therefore unto you, that ye shall die in your sins: for if ye believe not that I am he, ye shall die in your sins.
John 8:27
27 They understood not that he spake to them of the Father.
KJV