For both He who is purifying them and those who are being purified all spring from one Father; so He is not ashamed to call them brothers,

Continue to look after one another, that no one fails to gain God's spiritual blessing; or some evil like a bitter root may spring up and trouble you, and many of you be contaminated by it --

So, we should leave the basic principles of Christ's teaching and go on to maturity. [We should] not lay again a foundation of repentance [i.e., turning away] from deeds of death [i.e., acts that lead to spiritual death or that spring from a spiritually dead person], and of faith in God;