'Enlightened' in the Bible

I am telling the truth in Christ, I am not lying, my conscience testifies with me [enlightened and prompted] by the Holy Spirit,

For I testify about them that they have a certain enthusiasm for God, but not in accordance with [correct and vital] knowledge [about Him and His purposes].

For [it is impossible to restore to repentance] those who have once been enlightened [spiritually] and who have tasted and consciously experienced the heavenly gift and have shared in the Holy Spirit,

But remember the earlier days, when, after being [spiritually] enlightened, you [patiently] endured a great conflict of sufferings,