Expression kat' idian (by oneself, privately) in the Bible

(Translation from NRSV for the New Testament and Brenton for the Septuagint with a few modifications for a more literal meaning)


Matthew

14: 13Now when Jesus heard this, he withdrew from there in a boat to a deserted place by himself (kat' idian). But when the crowds heard it, they followed him on foot from the towns.
14: 23And after he had dismissed the crowds, he went up the mountain by himself (kat' idian) to pray. When evening came, he was there alone,
17: 1Six days later, Jesus took with him Peter and James and his brother John and led them up a high mountain, by themselves (kat' idian).
17: 19Then the disciples came to Jesus privately (kat' idian) and said, "Why could we not cast it out?"
20: 17While Jesus was going up to Jerusalem, he took the twelve disciples aside by themselves (kat' idian), and said to them on the way,
24: 3When he was sitting on the Mount of Olives, the disciples came to him privately (kat' idian), saying, "Tell us, when will this be, and what will be the sign of your coming and of the end of the age?"

Mark

4: 34he did not speak to them except in parables, but he explained everything in private (kat' idian) to his disciples.
6: 31He said to them, "Come away to a deserted place all by yourselves (kat' idian) and rest a while." For many were coming and going, and they had no leisure even to eat.
6: 32And they went away in the boat to a deserted place by themselves (kat' idian).
7: 33He took him aside in private (kat' idian), away from the crowd, and put his fingers into his ears, and he spat and touched his tongue.
9: 2Six days later, Jesus took with him Peter and James and John, and led them up a high mountain apart, by themselves (kat' idian). And he was transfigured before them,
9: 28When he had entered the house, his disciples asked him privately (kat' idian), "Why could we not cast it out?"
13: 3When he was sitting on the Mount of Olives opposite the temple, Peter, James, John, and Andrew asked him privately (kat' idian),

Luke

9: 10On their return the apostles told Jesus all they had done. He took them with him and withdrew privately (kat' idian) to a city called Bethsaida.
10: 23Then turning to the disciples, Jesus said to them privately (kat' idian), "Blessed are the eyes that see what you see!

Acts

23: 19The tribune took him by the hand, drew him aside privately (kat' idian), and asked, "What is it that you have to report to me?"

Galatians

2: 2I went up in response to a revelation. Then I laid before them (though only in a private (kat' idian) meeting with the acknowledged leaders) the gospel that I proclaim among the Gentiles, in order to make sure that I was not running, or had not run, in vain.

2 Maccabees

4: 5he went to the king, not to be an accuser of his countrymen, but seeking the good of all, both public and private (kat' idian):