Genesis 15:5

5 And he brought him outside and said, "Look toward heaven, and number the stars, if you are able to number them." Then he said to him, "So shall your descendants be."

Genesis 15:5 In-Context

3 And Abram said, "Behold, thou hast given me no offspring; and a slave born in my house will be my heir."
4 And behold, the word of the LORD came to him, "This man shall not be your heir; your own son shall be your heir."
5 And he brought him outside and said, "Look toward heaven, and number the stars, if you are able to number them." Then he said to him, "So shall your descendants be."
6 And he believed the LORD; and he reckoned it to him as righteousness.
7 And he said to him, "I am the LORD who brought you from Ur of the Chalde'ans, to give you this land to possess."
Revised Standard Version of the Bible, copyright 1952 [2nd edition, 1971] by the Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved.