It might be that a better question than "was there ever a time...?" is "what is your assurance?"
Additional Scripture References:
Ephesians 2:8-9, Ephesians 1:4, Ephesians 1:11-14, Hebrews 3:14, Isaiah 66:12, Jeremiah 32:40, 2 Peter 1:3-7, 2 Peter 1:9, Ephesians 2:10, Philippians 1:6, Job 23:10, Zecheriah 13:9-10, Malachi 3:3, Daniel 12:10, Proverbs 3:11-12, Hebrews 12:7-8, John 3:20