Which preposition to use with alas

for Occurrences 22%

alas for him!"Asked again about Kwan Chung, his answer was, "As to him, he once seized the town of P'in with its three hundred families from the Chief of the Pih clan, who, afterwards reduced to living upon coarse rice, with all his teeth gone, never uttered a word of complaint.

for Occurrences 14%

" Alas for the uncertainty of human calculations!

of Occurrences 4%

The inscription states that the second ala of the Asturians repaired the temple during the consulate of certain persons, which is found to be about the year 221.

at Occurrences 1%

The Prefect of the Savinian ala at Hunnum.

Which preposition to use with  alas