Based on Genesis 15:1-5, 21:1-7.
Long, long ago, there was a prophet of God. His name was Abraham. Abraham was married to a beautiful woman called Sarah. She was a good wife. The Scriptures say that Sarah “obeyed Abraham and called him her lord” (1 Peter 3:6). God commanded Abraham to do many things, and Sarah was always with him. There was only one thing that Sarah couldn’t do for Abraham: she couldn’t give him a child. For many years, Sarah and Abraham prayed to God, begging Him for a child. At one point, God promised Abraham that his descendants would be like the stars in the sky: unable to be counted. But still, Sarah didn’t get pregnant…
Finally, when Sarah was ninety years old and Abraham was one hundred years old, Sarah became pregnant and had a son. Do you know someone who has waited a long time to have a child? The shame of infertility causes many women to hide their faces. God sees their shame and fear . . . and He cares. There are several stories in the Bible about women who were infertile for a long time, but then God gave them children. In Sarah’s case, God waited until she was physically too old to have children, then He gave her a very special son—the son of
“With the Lord a day is like a thousand years, and a thousand years are like a day. The Lord is not slow in keeping his promise, as some understand slowness. Instead he is patient with you . . .” -2 Peter 3:8-9