Matthew 5:6 KJV
Blessed are they which do hunger and thirst after righteousness: for they shall be filled.
What does it mean to hunger and thirst after righteousness? Well, what do you do when you are hungry and thirsty? You search for something to fill you. It is the same. You search the scriptures and you seek God's wisdom. When we seek God, we will find Him and be satisfied. Christ tells us He is the bread of life
John 6:48 KJV
I am that bread of life.
and the living water.
John 4:10 KJV
Jesus answered and said unto her, If thou knewest the gift of God, and who it is that saith to thee, Give me to drink; thou wouldest have asked of him, and he would have given thee living water.