Contradiction with Psalms 135:5
This verse states that the LORD is greater than all gods, implying the existence of other gods.
Psalms 135:5: For I know that the LORD [is] great, and [that] our Lord [is] above all gods.
Contradiction with 1 Corinthians 8:5
This verse acknowledges that there are many gods and lords, contrasting with the singularity of God in Psalms 86:10.
1 Corinthians 8:5: For though there be that are called gods, whether in heaven or in earth, (as there be gods many, and lords many,)
Contradiction with Deuteronomy 6:14
Warns against worshipping other gods, suggesting their presence, unlike the exclusive nature of God in Psalms 86:10.
Deuteronomy 6:14: Ye shall not go after other gods, of the gods of the people which [are] round about you;
Contradiction with Exodus 34:14
States that God is jealous, implying possible competition with other gods, contrasting the sole divinity in Psalms 86:10.
Exodus 34:14: For thou shalt worship no other god: for the LORD, whose name [is] Jealous, [is] a jealous God: