Definition and Scope:
The term "Mighty Power" in the biblical context refers to the supreme and unparalleled strength and authority of God. It encompasses His ability to create, sustain, and govern the universe, as well as His intervention in human history. This power is both a source of comfort for believers and a demonstration of God's sovereignty and majesty.

Biblical References:

1. Creation and Sustenance:
God's mighty power is first revealed in the act of creation. Genesis 1:1 states, "In the beginning, God created the heavens and the earth." This creative power is further emphasized in Psalm 33:6, "By the word of the LORD the heavens were made, and all the stars by the breath of His mouth." God's power is not only creative but also sustaining, as seen in Hebrews 1:3, "The Son is the radiance of God’s glory and the exact representation of His nature, upholding all things by His powerful word."

2. Deliverance and Salvation:
The mighty power of God is vividly displayed in the deliverance of the Israelites from Egypt. Exodus 15:6 declares, "Your right hand, O LORD, is majestic in power; Your right hand, O LORD, has shattered the enemy." This theme of deliverance continues in the New Testament with the ultimate act of salvation through Jesus Christ. Ephesians 1:19-20 speaks of "the surpassing greatness of His power to us who believe. He displayed this power in the working of His mighty strength, which He exerted in Christ when He raised Him from the dead."

3. Judgment and Justice:
God's mighty power is also evident in His role as judge. Psalm 66:3 states, "Say to God, 'How awesome are Your deeds! So great is Your power that Your enemies cower before You.'" This power ensures that justice is ultimately served, as seen in Revelation 19:1, "Hallelujah! Salvation and glory and power belong to our God, for His judgments are true and just."

4. Empowerment of Believers:
Believers are called to rely on God's mighty power in their spiritual lives. Ephesians 6:10 exhorts, "Finally, be strong in the Lord and in His mighty power." This empowerment is not only for personal spiritual growth but also for the advancement of God's kingdom on earth. Acts 1:8 promises, "But you will receive power when the Holy Spirit comes upon you, and you will be My witnesses in Jerusalem, and in all Judea and Samaria, and to the ends of the earth."

Theological Significance:

The concept of God's mighty power is central to understanding His nature and His relationship with creation. It underscores His omnipotence, affirming that nothing is beyond His control or capability. This power is both a source of awe and reverence, as well as a foundation for faith and trust in God's promises. Believers are encouraged to live in the light of this power, drawing strength and courage from the assurance that God is both willing and able to accomplish His purposes in their lives and in the world.