Genesis 25:1 introduces Keturah, whose sons (along with Hagar's) are the 'concubines' children' sent away with gifts in 25:6. Direct narrative continuation.

In Genesis 21:14, Abraham sends Hagar and Ishmael away with provisions, mirroring his actions here.

In Genesis 21:10, Sarah's demand to send away Ishmael prefigures this sending of other sons here.

Genesis 16:3 introduces Hagar as a concubine to Abram, setting the precedent for the sons of concubines mentioned here.

In Deuteronomy 21:17, the firstborn gets a double share, contrasting Abraham's provision for non-heirs here.

Ezekiel 46:16's laws on gifts and inheritance to sons echo Abraham's provision for his sons through gifts.

Rehoboam dispersing his sons in 2 Chronicles 11:23 reflects a similar strategy to Abraham's dispersal of family members.

In 2 Chronicles 21:3, a father giving gifts to his sons parallels Abraham's gifts to the sons of his concubines.