Psalm 132:4, "I will not give sleep to my eyes, or slumber to my eyelids," is a powerful statement of determination and urgency. It signifies a strong commitment to a task and a refusal to rest until that task is completed.

Here's a breakdown of the meaning:

Literal meaning: On the surface, it's a vow to stay awake. The speaker is saying they will deny themselves sleep.
Figurative meaning (and the most common interpretation): It's a figure of speech expressing unwavering focus and diligence. The speaker is so dedicated to their goal that they will not be distracted or allow themselves to relax until it's achieved. Sleep and slumber represent rest, relaxation, and a break from the task. By denying themselves these, they emphasize their commitment.

Context within Psalm 132:

The context of the Psalm is crucial to understanding the verse. Psalm 132 recounts David's deep desire to find a suitable resting place (a permanent dwelling) for the Ark of the Covenant. He made a solemn oath that he wouldn't rest until he found a place for the Ark:

David's Vow: This verse represents David's vow. He was so driven by his desire to honor God and provide a suitable place for the Ark that he refused to let anything distract him.
Sense of Importance: It highlights the immense importance David placed on finding a permanent place for the Ark. It wasn't just a task; it was a sacred duty.
Dedication to God: It showcases David's dedication to God and his eagerness to fulfill his responsibilities to Him.

In summary, "I will not give sleep to my eyes, or slumber to my eyelids" is a metaphorical expression of unwavering determination, focus, and commitment to a task, particularly a sacred or important one. It reflects a deep desire to honor God and fulfill a solemn promise. It's a powerful image of dedication and a refusal to rest until the task is complete.