How did God prove Israel in the wilderness?

Answer

"Then said the Lord unto Moses, Behold, I will rain bread from heaven for you; and the people shall go out
and gather a certain rate every day, that I may prove them, whether they will walk in My law, or no." Ex.
16: 4.

Who, therefore, did the speaking through these men?
In what event was this prophecy fulfilled?
Did Christ keep the Sabbath?
To whom is salvation promised at Christ's appearing?
How did David express himself on this point?
Do the dead know anything?
What is the height of the wall?

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