How can we, as Christians, have true, deep, real assurance of salvation?

What are some counterfeit sources that we might wrongfully look to for assurance? How can we be repenting of these tendencies?

What does it look like for us, as Christians, to bear good fruit? As Jesus puts it, to produce good, from a heart that is full of good treasure?

Why is Biblical community with other members in the local church crucial for us to accurately assess the fruit in our own lives, and to have assurance of salvation?

What does Jesus mean when he says: “Out of the abundance of the heart the mouth speaks”? What is the application of this text for us, as we seek to live as godly Christians and enjoy Christ’s assurance?