Being pure in heart means having an internal purity of soul and a singleness of heart towards God. It involves having a heart that is blameless in who we actually are, marked by transparency and an uncompromising desire to please God in all things. The Greek word for "heart" in Matthew 5:8 refers to the spiritual center of life, where thoughts, desires, sense of purpose, will, understanding, and character reside. To be pure in heart is to be single in purpose, to have the single goal of accomplishing Gods will for Gods glory. It means our heart doesnt seek anything other than the Lord Jesus and takes Him as the unique goal of our life.

Purity of heart is not just an external purity of behavior, but an internal purity of soul. It is more than just avoiding sin, but also involves actively seeking God and His truth in everything we do. A pure heart has no hypocrisy, no guile, and no hidden motives. It is a heart that is free from deceitfulness and seeks only the Lord.

The only way to be truly pure in heart is to give our lives to Jesus and ask Him to do the cleansing work. God is the one who makes our hearts pure through the sacrifice of His Son and through His sanctifying work in our lives. We must put God first in every thought, word, and action, and acknowledge our sins, repent when we sin, and ask for His forgiveness.