Paul compares believers' receiving the Holy Spirit to the firstfruits and vegetables of the season to grow. This emphasizes that the Holy Spirit is only the beginning of what God will give to believers. (See: [[rc://en/ta/man/translate/figs-metaphor]])
Here "our adoption" means when we become full members of God's family, as adopted children. The word "redemption" means when God saves us. AT: "waiting for when we are fully members of God's family and he saves our bodies from decay and death" (See: [[rc://en/ta/man/translate/figs-explicit]] and [[rc://en/ta/man/translate/figs-metaphor]])
Paul uses a question to help his audience understand what "hope" is. AT: "But if we are confidently waiting, that means we do not yet have what we want. No one can confidently wait if he already has what he wants" (See: [[rc://en/ta/man/translate/figs-rquestion]])