Why was the gospel to be preached to the Gentiles?

Answer

"Simeon hath declared how God at the first did visit the Gentiles, to take out of them a people for His
name." Acts 15: 14.

When proclaiming His name to Moses, how did the Lord define His character?
What is the ground of justification on God's part?
Through what are they to -be sanctified?
Is there to be a special message for the last days?
How was Peter delivered later?
15. Then when miracles are performed by spirits purporting to be those of our dead friends, to what shall we attribute them?
By what may we be partakers of the divine nature?

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