Seek Jesus
Before anything else, now that you have recognized the fact that God has super-naturally snatched away His people, do not delay in seeking Jesus and making Him the Lord of your heart.
If had been trusting in yourself and some you had done, it's time to start placing your trust completely in Jesus.
Then he said to Jesus, “Lord remember me when You come into Your kingdom.” Jesus said to him, “Assuredly, I say to you, today you will be with Me in Paradise.”
But Paul called with a loud voice, saying, “Do yourself no harm, for we are all here. Then he called for a light, ran in, and fell down trembling before Paul and Silas. And he brought them out and said, “Sirs, what must I do to be saved?” So they said, “Believe on the Lord Jesus Christ, and you will be saved, you and your household.”