Misinterpretations often detach this oath from its covenantal context in Psalm 89, treating it as a universal guarantee of earthly success or unbroken prosperity for all descendants of David immediately, ignoring the psalm's tension with Israel's historical kingship failures and the New Testament's revelation that the promise points prophetically to Christ's eternal kingdom rather than temporal political power.
Psalms 89:35
King James Version (1769)
35 Once have I sworn by my holiness that I will not lie unto David.
This verse captures God's solemn oath, sworn by His own holiness, affirming the enduring truthfulness of His promise to David concerning the eternal establishment of his throne and lineage, emphasizing divine faithfulness, immutability, and the reliability of covenant commitments that find ultimate fulfillment in the Messiah.