Gospel Books #The Lord's Return

"Behold, I stand at the door, and knock: if any man hear My voice, and open the door, I will come in to him, and will sup with him, and he with Me" (Revelation 3:20).

Now it is the late period of the last days and even the key time for the Lord to return. Can we receive the Lord's return? It is directly related to whether we can be raptured to the kingdom of heaven. So, how can we receive the Lord's return?