马首是瞻

mǎ shǒu shì zhān

to follow blindly (idiom)

to take as one's only guide

马

mǎ

abbr. for Malaysia 馬來西亞|马来西亚[Ma3 lai2 xi1 ya4]

首

shǒu

head

是

shì

to be (followed by substantives only)

瞻

zhān

to gaze