generate questions: Additionally, there are around 60,000 non-Jewish African immigrants in Israel, some of whom have sought asylum. Most of the migrants are from communities in Sudan and Eritrea, particularly the Niger-Congo-speaking Nuba groups of the southern Nuba Mountains; some are illegal immigrants.
How many non-jewish African immigrants live in Israel? {sep_token} What have these immigrants sought? {sep_token} Where are most of them from? {sep_token} What languages do they speak? {sep_token} Where are the non jewish immigrants from? {sep_token}