Genesis 25:19

And these are the generations of Isaac, Abraham's son: Abraham begat Isaac.

Matthew 1:2

Abraham begat Isaac; Isaac begat Jacob; Jacob begat Judah and his brethren;

1 Chronicles 1:32

The sons of Keturah, Abraham's concubine: she bare Zimran, Jokshan, Medan, Midian, Ishbok and Shuah. The sons of Jokshan: Sheba and Dedan.

Luke 3:34

which was the son of Jacob: which was the son of Isaac: which was the son of Abraham: which was the son of Terah: which was the son of Nahor:

Acts 7:8

And he gave him the covenant of circumcision, and he begat Isaac, and circumcised him the eighth day, and Isaac begat Jacob, and Jacob the twelve patriarchs.

Treasury of Scripture Knowledge

Summary

And these are the generations of Isaac, Abraham's son: Abraham begat Isaac:

Bible References

Abraham

1 Chronicles 1:32
The sons of Keturah, Abraham's concubine: she bare Zimran, Jokshan, Medan, Midian, Ishbok and Shuah. The sons of Jokshan: Sheba and Dedan.
Matthew 1:2
Abraham begat Isaac; Isaac begat Jacob; Jacob begat Judah and his brethren;
Luke 3:34
which was the son of Jacob: which was the son of Isaac: which was the son of Abraham: which was the son of Terah: which was the son of Nahor:
Acts 7:8
And he gave him the covenant of circumcision, and he begat Isaac, and circumcised him the eighth day, and Isaac begat Jacob, and Jacob the twelve patriarchs.