Definition and Context
The act of lying in wait refers to the deliberate and premeditated action of hiding or concealing oneself with the intent to harm, deceive, or ambush another person. This behavior is often associated with malicious intent and is condemned in the Scriptures as an act of wickedness and treachery.

Biblical References
The Bible provides several instances and teachings regarding the act of lying in wait, often highlighting its association with sin and evil intentions. In the Old Testament, lying in wait is frequently mentioned in the context of murder and deceit.

1. Proverbs 1:11-12 : "If they say, 'Come along, let us lie in wait for blood, let us ambush the innocent without cause; let us swallow them alive like Sheol, and whole like those descending into the Pit.'" This passage warns against the enticement of sinners who plot harm against the innocent, illustrating the moral depravity of such actions.

2. Exodus 21:14 : "But if a man schemes and comes and attacks another man and kills him deliberately, you must take him away from My altar to be put to death." Here, the law given to Moses addresses premeditated murder, which includes lying in wait, as a capital offense, underscoring the severity of the crime.

3. Psalm 10:8-9 : "He lies in wait near the villages; in ambush he slays the innocent; his eyes watch in stealth for the helpless. He lies in wait like a lion in a thicket; he lurks to seize the oppressed; he catches the lowly in his net." This psalm describes the wickedness of those who prey on the vulnerable, using the imagery of a predator lying in wait to capture its prey.

Moral and Ethical Implications
The act of lying in wait is condemned in Scripture as it reflects a heart filled with malice and a willingness to harm others for personal gain or out of hatred. It is an act that violates the commandment to love one's neighbor (Leviticus 19:18) and stands in stark contrast to the virtues of honesty, integrity, and righteousness that are upheld throughout the Bible.

Theological Significance
From a theological perspective, lying in wait is indicative of the fallen nature of humanity and the propensity towards sin. It serves as a reminder of the need for redemption and the transformative power of God's grace. Believers are called to reject such behaviors and to live in a manner that reflects the character of Christ, who embodies truth and love.

Practical Application
Christians are encouraged to examine their hearts and motives, ensuring that they do not harbor intentions that could lead to harm or deceit. The teachings of Jesus emphasize the importance of purity of heart and the pursuit of peace with others (Matthew 5:8-9). In a world where deceit and treachery are prevalent, believers are to be beacons of light, demonstrating the love and truth of the Gospel in their interactions with others.