Genesis 21:1-2 And the LORD visited Sarah as He had said, and the LORD did for Sarah as He had spoken. For Sarah conceived and bore Abraham a son in his old age, at the set time of which God had spoken to him.
Psalm 102:13 You will arise and have mercy on Zion; For the time to favor her, Yes, the set time, has come.
Ecclesiastes 3:11 He has made everything beautiful in its time. Also He has put eternity in their hearts, except that no one can find out the work that God does from beginning to end.
Genesis 17:20-21 And as for Ishmael, I have heard you. Behold, I have blessed him, and will make him fruitful, and will multiply him exceedingly. He shall beget twelve princes, and I will make him a great nation. But My covenant I will establish with Isaac, whom Sarah shall bear to you at this set time next year.'
Genesis 18:14 Is anything too hard for the LORD? At the appointed time I will return to you, according to the time of life, and Sarah shall have a son.”
Psalm 105:16-19 Moreover He called for a famine in the land; He destroyed all the provision of bread. He sent a man before them— Joseph—who was sold as a slave. They hurt his feet with fetters, He was laid in irons. Until the time that his word came to pass, The word of the LORD tested him.
Ecclesiastes 3:1 To everything there is a season, A time for every purpose under heaven:
Ecclesiastes 3:17 I said in my heart, "God shall judge the righteous and the wicked, For there is a time there for every purpose and for every work."
Matthew 24:36 "But of that day and hour no one knows, not even the angels of heaven, but My Father only.