In John 16:12-15 we see three ways that the Holy Spirt points to Jesus.
Hebrews 3:12-13 warns us against growing hard-hearted towards God and gives us a practical way to guard against it.
God, through Jeremiah, graphically depicts how Judah has sinned and broken their covenant with Him.
Proverbs 9 makes it clear that you only have two choices of where to live. One leads to death the other to life.