The sheikh’s comments echo those of the imam of the Grand Mosque in Mecca in April who used his sermon – seen by millions on TV – to warn that Twitter was a threat to national unity, our correspondent says.
Earlier, Saudi Arabia’s grand mufti, the kingdom’s most senior Muslim cleric, had dismissed Twitter users as “fools”.
These rhetorical attacks are part of a concerted offensive by the Saudi establishment on the social network site, our correspondent says.
Many Saudis have seized on Twitter as the most immediate and effective way to open little windows into a traditionally opaque society.
Recent protests in the Eastern Province have been tweeted and images of human rights activists on trial have been uploaded directly from courtrooms, challenging many taboos.
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