Contradiction with Exodus 20:9-10
1 Chronicles 16:37 mentions the Levites ministering continually, whereas Exodus 20:9-10 commands rest on the Sabbath.
Exodus 20:9-10: Six days shalt thou labour, and do all thy work:
Contradiction with Numbers 8:24-25
1 Chronicles 16:37 describes the Levites' continual service, but Numbers 8:24-25 sets a retirement age for Levites at fifty.
Numbers 8:24-25: This [is it] that [belongeth] unto the Levites: from twenty and five years old and upward they shall go in to wait upon the service of the tabernacle of the congregation: [to...: Heb. to war the warfare of, etc]
Contradiction with Leviticus 6:13
This verse commands the fire on the altar to burn continually, similar to continual ministry in 1 Chronicles 16:37, suggesting a contradiction in application.
Leviticus 6:13: The fire shall ever be burning upon the altar; it shall never go out.
Contradiction with Hebrews 10:11-12
1 Chronicles 16:37 describes continuous service, whereas Hebrews 10:11-12 emphasizes the finished work of Christ, eliminating the need for continuous offerings.
Hebrews 10:11-12: And every priest standeth daily ministering and offering oftentimes the same sacrifices, which can never take away sins: