Guard my life, for I am faithful to you; save your servant who trusts in you. You are my God
NIV
Preserve my life, for I am godly and dedicated; O my God, save Your servant, for I trust in You [leaning and believing on You, committing all and confidently looking to You, without fear or doubt].
AMP
Preserve my soul; for I am holy: O thou my God, save thy servant that trusteth in thee.
KJV