דברי הימים א, פרק ז׳, פסוק ט״ז

Tracing a family lineage requires careful attention to the exact lines of descent as they pass from one generation to the next. In this family tree, Maacah, the wife of Machir, plays a central role in establishing the family line by giving birth to two sons, Peresh and Sheresh [מלבי״ם].

As the record moves forward to the next generation, a question arises regarding the exact parentage of two subsequent descendants, Ulam and Rakem. One approach identifies these two as the sons of Peresh [מצודת דוד, רד״ק]. Alternatively, they may be the children of Sheresh, a conclusion drawn from the natural flow of the records where his name immediately precedes the mention of the next generation [רד״ק, מלבי״ם].

A broader view of the family tree offers another perspective by expanding on the relationships between these figures. This approach suggests that one of the individuals in this lineage is also known as Machir-Gilead. Consequently, Ulam and Rakem are understood to be the descendants of Gilead. This highlights a deeper historical reality about the family, showing that the enduring legacy and surviving lineage of Machir were sustained exclusively through the descendants of Gilead [רלב״ג].