A desperate plea for survival can easily become a selfish desire for comfort, but a true spiritual cry links personal rescue with a higher purpose. The psalmist combines a call for deliverance from deep distress with a pure declaration of what his life is truly meant to achieve.
The primary approach among commentators is that this is a plea for God to actively intervene in physical battles, asking Him to fight against enemies who seek to kill the psalmist and to rescue him from their grasp. Conversely, [אלשיך] views this request through a spiritual and legal lens. In this view, the psalmist asks God to act as his defense advocate, pleading to be redeemed from his spiritual debts and failings even if he is found guilty in divine judgment.
The appeal for continued life is entirely selfless. The psalmist asks for survival specifically for the sake of God's word [אבן עזרא]. The primary approach among commentators is that he does not seek life for worldly pleasures or comforts, but solely so he can continue to observe God's laws and fulfill His commands [רד"ק, מצודת דוד, מאירי].
Other scholars interpret this appeal for life as a reference to a divine promise. In this light, the psalmist asks God to protect him so that the prophetic promise of his future kingship can be fulfilled [מלבי"ם, ביאור שטיינזלץ]. Taking yet another perspective, [אלשיך] presents the psalmist as someone who views himself as a living vessel for divine truth. He asks for his life to be spared simply so he can continue to voice God's word and share it with the world.