What is the context of Hebrews 6:16-17?

• God’s Promise is Reliable (Hebrews 6:13-20 true)
• God’s Infallible Purpose in Christ (Hebrews 6:13-20 true)
• The Certainty of God's Promise (Hebrews 6:13-20 true)
• The Reliability of God’s Promise (Hebrews 6:13-20 true)
• Inheriting the Promise (Hebrews 6:13-20 true)
• God’s Promises Bring Hope (Hebrews 6:13-20 true)
• Better Things for You (Hebrews 6:9-20 true)