Genesis 38:5

38:5 Then she had ¹  yet another son, whom she named Shelah. She gave birth to him in Kezib. ² 

Genesis 38:26

38:26 Judah recognized them and said, “She is more upright ³  than I am, because I wouldn’t give her to Shelah my son.” He did not have sexual relations with her ⁴  again.

Genesis 46:12

46:12 The sons of Judah:

Er, Onan, Shelah, Perez, and Zerah

(but Er and Onan died in the land of Canaan).

The sons of Perez were Hezron and Hamul.

[38:5]  ¹ tn Heb “and she added again and she gave birth.” The first verb and the adverb emphasize that she gave birth once more.

[38:5]  ² tn Or “and he [i.e., Judah] was in Kezib when she gave birth to him.”

[38:26]  ³ tn Traditionally “more righteous”; cf. NCV, NRSV, NLT “more in the right.”

[38:26]  ⁴ tn Heb “and he did not add again to know her.” Here “know” is a euphemism for sexual intercourse.