Contradiction with Exodus 37:29
This verse describes the actual making of the holy anointing oil by Bezalel as commanded in Exodus 30:25, rather than contradicting it since it follows the commandment.
Exodus 37:29: And he made the holy anointing oil, and the pure incense of sweet spices, according to the work of the apothecary.
Contradiction with Leviticus 8:10-12
These verses describe the use of the anointing oil on Aaron and his sons, following the instructions of Exodus 30:25, rather than contradicting it.
Leviticus 8:10-12: And Moses took the anointing oil, and anointed the tabernacle and all that [was] therein, and sanctified them.
Contradiction with 1 Samuel 16:13
This verse describes Samuel using the anointing oil to anoint David as king, which is consistent with the purpose of the holy anointing oil.
1 Samuel 16:13: Then Samuel took the horn of oil, and anointed him in the midst of his brethren: and the Spirit of the LORD came upon David from that day forward. So Samuel rose up, and went to Ramah.
Contradiction with Proverbs 27:9
Talks about the use of oil for gladness and ointments for personal enjoyment, contrasting with the sacred use commanded in Exodus 30:25 but not directly contradicting it.
Proverbs 27:9: Ointment and perfume rejoice the heart: so [doth] the sweetness of a man's friend by hearty counsel. [by...: Heb. from the counsel of the soul]