All things bear record · Titus
3 witnesses of Christ here.
Jesus — Jehovah saves; Christ — the Anointed One
Paul, a servant of God, and an apostle of Jesus Christ, according to the faith of God’s elect, and the acknowledging of the truth which is after godliness; Titus 1:1
An apostle is a special witness sent by Jesus Christ.
How we know: the verse itself names Him
Saviour — one who rescues and delivers
But hath in due times manifested his word through preaching, which is committed unto me according to the commandment of God our Saviour; Titus 1:3
Titus calls God "our Saviour" and in the next verse calls Jesus Christ "our Saviour". The Father plans our salvation and the Son carries it out.
How we know: the verse itself names Him
Jesus — Jehovah saves; Christ — the Anointed One
To Titus, mine own son after the common faith: Grace, mercy, and peace, from God the Father and the Lord Jesus Christ our Saviour. Titus 1:4
Jesus Christ is named our Savior, the one who rescues us from sin and death.
How we know: the verse itself names Him