Bible Verses About Spirituality: Described as love and devotion to God

and thou shalt love Jehovah thy God with all thy heart, and with all thy soul, and with all thy might.

Only take diligent heed to do the commandment and the law which Moses the servant of Jehovah commanded you, to love Jehovah your God, and to walk in all his ways, and to keep his commandments, and to cleave unto him, and to serve him with all your heart and with all your soul.

and he said, O Jehovah, the God of Israel, there is no God like thee, in heaven above, or on earth beneath; who keepest covenant and lovingkindness with thy servants, that walk before thee with all their heart;

But his delight is in the law of Jehovah; And on his law doth he meditate day and night.

Behold, thou desirest truth in the inward parts; And in the hidden part thou wilt make me to know wisdom.