'Privately' in the Bible
And every day, in the Temple and privately, they went on teaching and preaching Jesus as the Christ.
Then they privately put forward men who declared, "We have heard him speak blasphemous things against Moses and against God."
and Paul said to them, 'Having beaten us publicly uncondemned -- men, Romans being -- they did cast us to prison, and now privately do they cast us forth! why no! but having come themselves, let them bring us forth.'
and Jason has welcomed them [into his house and protected them]! And they all are saying things contrary to the decrees of Caesar, [actually] claiming that there is another king, Jesus.”
And how I kept back nothing which might be of profit to you, teaching you publicly and privately,