How does one actually confirm that Almighty God is the returned Jesus?

The Church of Almighty God | God's word 

38. How does one actually confirm that Almighty God is the returned Jesus?

    The Answer from God’s Word:

    First, He is able to open up a new age; second, He is able to supply the life of man and show man the way to follow. This is sufficient to establish that He is God Himself.

A Hundred Questions and Answers on Investigating the True Way

31. You have said that the Lord Jesus has already come, but we don’t believe it. We have had faith in the Lord for many years and have always toiled tirelessly for Him. When the Lord comes He should first reveal it to us. Since the Lord has not revealed it to us, that just shows us that He hasn’t returned. What is wrong with this belief?

The Answer from God’s Word:

The work of God continues to advance, and though the purpose of His work remains unchanging, the means by which He works are constantly changing, and thereby so are those who follow God. … All men wish to gain God yet are unable to tolerate any changes in God’s work.

God’s Judgment Work in the Last Days Has Important Significance for Man’s Salvation and Perfection Through Faith in God

God’s Judgment Work in the Last Days Has Important Significance for Man’s Salvation and Perfection Through Faith in God

People who have experienced God’s work of judgment and chastisement already see it clearly: Those who are fortunate enough to experience God’s judgment and chastisement in the last days are really the most blessed people of all. All those people who have truly experienced God’s judgment and chastisement have achieved the following ten results: