If we are given gold, would we not test it to determine it's value? If we doubted its genuineness - we would test it by fire. . . and so God with us.
If we could condense all the truths of Christmas into only three words, these would be the words: 'God with us. '
Bethlehem was God with us, Calvary was God for us, and Pentecost is God in us.
The best of all is God with us