He is going to form the intention to do a second ‘umrah when he is in Jeddah; where should he enter ihram from?

No File Exists
Check below answers in case you are looking for other related questions:
Ruling on doing ‘umrah repeatedly from Makkah, and ruling on tawaaf al-ifaadah for a woman who is menstruating
Is the udhiyah obligatory for the pilgrim doing Hajj?

No File Exists
Related Answers:
He came from Egypt to Jeddah for work during Hajj season, then he was given permission to do Hajj, so he entered ihram from Jeddah
Ruling on the farewell tawaaf for the disabled and for menstruating women
Ruling on hunting birds during the sacred months or in the sanctuary (al-Haram)
Ruling on doing ‘umrah repeatedly from Makkah, and ruling on tawaaf al-ifaadah for a woman who is menstruating
Is the udhiyah obligatory for the pilgrim doing Hajj?

Recommended answers for you:
How to protect oneself against the evil eye
Timing of ‘Isha prayer
Can she wear perfume when she goes out with her husband?
Seriousness of debt
Medical benefits of female circumcision