Isaac was the promised child that Abraham and Sarah had waited for for so long. When Isaac was born Abraham and Sarah laughed, but later when he was weaned they threw a party. Isaac is a picture of us Christians (The Children of Promise.) When we are saved, Angels rejoice in heaven, but when we are weaned from worldly, ‘stinking thinking,’ and all that ‘Egyptian Stuff’ so to speak, God throws a party. It’s one thing to get saved, but it’s really something else to grow up