'Ashamed' in the Bible

For whoever is ashamed [here and now] of Me and My words, the Son of Man will be ashamed of him when He comes in His glory and the glory of the [heavenly] Father and of the holy angels.

The manager [of the estate] said to himself, ‘What will I do, since my master is taking the management away from me? I am not strong enough to dig [for a living], and I am ashamed to beg.