Did Christ, while on earth, keep the Sabbath?

Answer

"As His custom was, He went into the synagogue on the Sabbath day, and stood up for to read." Luke 4:

When asked by the Jews for a sign of His Messiahship, what did Jesus say?
What does the fifth commandment require of children?
Will the Sabbath be observed as a day of worship in the new earth?
What is one thing for which God has given the Sabbath to he a sign?
Is there any evidence that such an image will be made?
Is there any limit to God's ability to help?
If an answer does not come at once, what should we do?

Questions & Answers are from the book Bible Readings for the Home Circle