Misinterpretations often arise from taking 'God of gods' literally to suggest polytheism, implying multiple legitimate deities exist under God's rule, whereas the phrase affirms Yahweh's absolute supremacy over false idols, pagan gods, or human rulers that are mere pretenders; others might distort the 'enduring mercy' as unconditional universalism guaranteeing salvation without repentance or faith, ignoring the psalm's context of covenant faithfulness to those who fear Him.
Psalms 136:2
King James Version (1769)
2 O give thanks unto the God of gods: for his mercy endureth for ever.
This verse calls believers to gratefully praise God as the supreme Lord over all other gods, powers, or authorities, emphasizing His unparalleled greatness and the eternal endurance of His merciful lovingkindness, which remains steadfast and faithful through all generations, inviting continual thanksgiving for His unchanging character amid His mighty acts of creation and redemption.